{"id":23470,"date":"2026-07-04T17:18:09","date_gmt":"2026-07-04T09:18:09","guid":{"rendered":"https:\/\/openhub365.cn\/?p=23470"},"modified":"2026-07-14T10:13:23","modified_gmt":"2026-07-14T02:13:23","slug":"7-%e6%89%98%e7%a6%8f%e8%af%8d%e6%b1%87%ef%bc%9a%e5%8c%96%e5%ad%a6%e5%9f%ba%e7%a1%80%e3%80%81%e7%89%a9%e8%b4%a8%e7%bb%93%e6%9e%84%e4%b8%8e%e5%8c%96%e5%ad%a6%e5%8f%8d%e5%ba%94","status":"publish","type":"post","link":"https:\/\/openhub365.cn\/index.php\/2026\/07\/04\/7-%e6%89%98%e7%a6%8f%e8%af%8d%e6%b1%87%ef%bc%9a%e5%8c%96%e5%ad%a6%e5%9f%ba%e7%a1%80%e3%80%81%e7%89%a9%e8%b4%a8%e7%bb%93%e6%9e%84%e4%b8%8e%e5%8c%96%e5%ad%a6%e5%8f%8d%e5%ba%94\/","title":{"rendered":"7.\u6258\u798f\u8bcd\u6c47\uff1a\u5316\u5b66\u57fa\u7840\u3001\u7269\u8d28\u7ed3\u6784\u4e0e\u53cd\u5e94"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u4e86\u89e3\u66f4\u591a<a href=\"https:\/\/openhub365.cn\/index.php\/category\/%e6%89%98%e7%a6%8f%ef%bc%9a%e6%a0%a1%e5%9b%ad%e6%b1%82%e5%ad%a6%e5%9c%ba%e6%99%af%e8%af%8d%e6%b1%87\/\" data-type=\"category\" data-id=\"480\">\u6258\u798f\uff1a\u6821\u56ed\u6c42\u5b66\u573a\u666f\u8bcd\u6c47<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;chemistry<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8kem\u026astri\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5316\u5b66\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7814\u7a76\u7269\u8d28\u7ec4\u6210\u3001\u5fae\u89c2\u7ed3\u6784\u3001\u6027\u8d28\u53ca\u5316\u5b66\u53cd\u5e94\u53d8\u5316\u7684\u5b66\u79d1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aChemistry explains how different substances combine and transform.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5316\u5b66\u9610\u91ca\u5404\u7c7b\u7269\u8d28\u5982\u4f55\u7ed3\u5408\u5e76\u53d1\u751f\u8f6c\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;substance<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8s\u028cbst\u0259ns\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u7269\u8d28\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5177\u6709\u56fa\u5b9a\u7ec4\u6210\u3001\u72ec\u7acb\u7269\u7406\u5316\u5b66\u6027\u8d28\u7684\u5355\u8d28\u6216\u5316\u5408\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWater is a transparent liquid substance essential for all lives.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u662f\u6240\u6709\u751f\u547d\u5fc5\u9700\u7684\u900f\u660e\u6db2\u6001\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.&nbsp;element<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8el\u026am\u0259nt\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5143\u7d20\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u65e0\u6cd5\u901a\u8fc7\u666e\u901a\u5316\u5b66\u53cd\u5e94\u62c6\u5206\u7684\u57fa\u7840\u7269\u8d28\uff0c\u7531\u540c\u79cd\u539f\u5b50\u6784\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aOxygen and hydrogen are two common chemical elements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c27\u548c\u6c22\u662f\u4e24\u79cd\u5e38\u89c1\u5316\u5b66\u5143\u7d20\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.&nbsp;atom<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8\u00e6t\u0259m\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u539f\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5316\u5b66\u53d8\u5316\u4e2d\u6700\u5c0f\u5fae\u7c92\uff0c\u7531\u539f\u5b50\u6838\u4e0e\u6838\u5916\u7535\u5b50\u7ec4\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAll solid, liquid and gas matter is made of tiny atoms.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u6709\u56fa\u3001\u6db2\u3001\u6c14\u6001\u7269\u8d28\u90fd\u7531\u5fae\u5c0f\u539f\u5b50\u6784\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5.&nbsp;nucleus<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8nju\u02d0kli\u0259s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u539f\u5b50\u6838\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u4e2d\u5fc3\u81f4\u5bc6\u6838\u5fc3\uff0c\u5305\u542b\u8d28\u5b50\u4e0e\u4e2d\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe nucleus occupies only a tiny volume inside an atom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u539f\u5b50\u6838\u4ec5\u5360\u636e\u539f\u5b50\u5185\u90e8\u6781\u5c0f\u4f53\u79ef\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6.&nbsp;proton<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8pr\u0259\u028at\u0252n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u8d28\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u6838\u5185\u5e26\u6b63\u7535\u7c92\u5b50\uff0c\u6570\u91cf\u51b3\u5b9a\u5143\u7d20\u79cd\u7c7b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aEach hydrogen atom contains just one single proton.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u4e2a\u6c22\u539f\u5b50\u53ea\u542b\u6709\u4e00\u4e2a\u8d28\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7.&nbsp;neutron<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8nju\u02d0tr\u0252n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u4e2d\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u6838\u5185\u4e0d\u5e26\u7535\u4e2d\u6027\u7c92\u5b50\uff0c\u5f71\u54cd\u539f\u5b50\u8d28\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aIsotopes of one element have different numbers of neutrons.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u79cd\u5143\u7d20\u7684\u540c\u4f4d\u7d20\u4e2d\u5b50\u6570\u91cf\u5404\u4e0d\u76f8\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8.&nbsp;electron<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u026a\u02c8lektr\u0252n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u7535\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u73af\u7ed5\u539f\u5b50\u6838\u9ad8\u901f\u8fd0\u52a8\u7684\u5e26\u8d1f\u7535\u5fae\u5c0f\u7c92\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aChemical bonding relies on the transfer or sharing of electrons.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5316\u5b66\u952e\u4f9d\u9760\u7535\u5b50\u7684\u8f6c\u79fb\u6216\u5171\u7528\u5f62\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">9.&nbsp;molecule<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8m\u0252l\u026akju\u02d0l\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5206\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4e24\u4e2a\u53ca\u4ee5\u4e0a\u539f\u5b50\u901a\u8fc7\u5316\u5b66\u952e\u7ed3\u5408\u5f62\u6210\u7684\u7a33\u5b9a\u5fae\u7c92\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA water molecule consists of two hydrogen atoms and one oxygen atom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4e2a\u6c34\u5206\u5b50\u7531\u4e24\u4e2a\u6c22\u539f\u5b50\u548c\u4e00\u4e2a\u6c27\u539f\u5b50\u6784\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10.&nbsp;ion<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8a\u026a\u0259n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u79bb\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u5f97\u5931\u7535\u5b50\u540e\u5f62\u6210\u5e26\u7535\u7c92\u5b50\uff0c\u5206\u9634\u9633\u79bb\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSalt dissolves in water and separates into sodium and chlorine ions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u98df\u76d0\u6eb6\u4e8e\u6c34\uff0c\u5206\u89e3\u4e3a\u94a0\u79bb\u5b50\u4e0e\u6c2f\u79bb\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">11.&nbsp;cation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8k\u00e6ta\u026a\u0259n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u9633\u79bb\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u5931\u53bb\u7535\u5b50\uff0c\u5e26\u6b63\u7535\u8377\u7684\u79bb\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMetal elements easily lose electrons and form cations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91d1\u5c5e\u5143\u7d20\u6613\u5931\u53bb\u7535\u5b50\uff0c\u751f\u6210\u9633\u79bb\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">12.&nbsp;anion<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8\u00e6na\u026a\u0259n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u9634\u79bb\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u5f97\u5230\u7535\u5b50\uff0c\u5e26\u8d1f\u7535\u8377\u7684\u79bb\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aNonmetals tend to gain extra electrons to become anions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u91d1\u5c5e\u5bb9\u6613\u5f97\u5230\u591a\u4f59\u7535\u5b50\uff0c\u5f62\u6210\u9634\u79bb\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">13.&nbsp;isotope<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8a\u026as\u0259t\u0259\u028ap\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u540c\u4f4d\u7d20\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u8d28\u5b50\u6570\u76f8\u540c\u3001\u4e2d\u5b50\u6570\u4e0d\u540c\u7684\u540c\u79cd\u5143\u7d20\u53d8\u4f53\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aCarbon-12 and carbon-14 are two isotopes of carbon.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u78b312\u4e0e\u78b314\u662f\u78b3\u5143\u7d20\u7684\u4e24\u79cd\u540c\u4f4d\u7d20\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">14.&nbsp;bond<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/b\u0252nd\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5316\u5b66\u952e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u4e4b\u95f4\u76f8\u4e92\u7ed3\u5408\u3001\u6784\u6210\u5206\u5b50\u7684\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aBreaking chemical bonds always requires absorbing energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65ad\u88c2\u5316\u5b66\u952e\u603b\u662f\u9700\u8981\u5438\u6536\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">15.&nbsp;covalent bond<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/k\u0259\u028a\u02c8ve\u026al\u0259nt b\u0252nd\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5171\u4ef7\u952e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u539f\u5b50\u95f4\u5171\u7528\u7535\u5b50\u5bf9\u5f62\u6210\u7684\u5316\u5b66\u952e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aGaseous molecules like oxygen are connected by covalent bonds.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c27\u6c14\u8fd9\u7c7b\u6c14\u4f53\u5206\u5b50\u4f9d\u9760\u5171\u4ef7\u952e\u8fde\u63a5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">16.&nbsp;ionic bond<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/a\u026a\u02c8\u0252n\u026ak b\u0252nd\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u79bb\u5b50\u952e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u9634\u9633\u79bb\u5b50\u4f9d\u9760\u9759\u7535\u5f15\u529b\u5f62\u6210\u7684\u5316\u5b66\u952e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSodium chloride table salt forms through ionic bonds.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c2f\u5316\u94a0\u98df\u76d0\u901a\u8fc7\u79bb\u5b50\u952e\u6784\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">17.&nbsp;metallic bond<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/m\u0259\u02c8t\u00e6l\u026ak b\u0252nd\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u91d1\u5c5e\u952e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u91d1\u5c5e\u539f\u5b50\u4e0e\u81ea\u7531\u7535\u5b50\u4e4b\u95f4\u7684\u7ed3\u5408\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMetallic bonds allow metals to conduct electricity efficiently.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91d1\u5c5e\u952e\u8ba9\u91d1\u5c5e\u5177\u5907\u826f\u597d\u5bfc\u7535\u6027\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">18.&nbsp;compound<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8k\u0252mpa\u028and\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5316\u5408\u7269\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4e24\u79cd\u53ca\u4ee5\u4e0a\u5143\u7d20\u6309\u56fa\u5b9a\u6bd4\u4f8b\u5316\u5408\u800c\u6210\u7eaf\u51c0\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aCarbon dioxide is a compound made of carbon and oxygen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8c\u6c27\u5316\u78b3\u662f\u78b3\u4e0e\u6c27\u7ec4\u6210\u7684\u5316\u5408\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">19.&nbsp;mixture<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8m\u026akst\u0283\u0259(r)\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6df7\u5408\u7269\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u591a\u79cd\u7269\u8d28\u7b80\u5355\u6df7\u5408\uff0c\u65e0\u56fa\u5b9a\u6bd4\u4f8b\uff0c\u65e0\u5316\u5b66\u952e\u7ed3\u5408\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAir is a mixture of nitrogen, oxygen and other trace gases.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a7a\u6c14\u662f\u6c2e\u6c14\u3001\u6c27\u6c14\u4e0e\u5fae\u91cf\u6c14\u4f53\u7ec4\u6210\u7684\u6df7\u5408\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">20.&nbsp;pure substance<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8pj\u028a\u0259 \u02c8s\u028cbst\u0259ns\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u7eaf\u51c0\u7269\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6210\u5206\u5355\u4e00\uff0c\u62e5\u6709\u56fa\u5b9a\u7194\u70b9\u3001\u6cb8\u70b9\u7684\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aDistilled water belongs to pure substance without impurities.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u84b8\u998f\u6c34\u5c5e\u4e8e\u4e0d\u542b\u6742\u8d28\u7684\u7eaf\u51c0\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">21.&nbsp;solid<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8s\u0252l\u026ad\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u56fa\u4f53\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.) \/ \u5f62\u5bb9\u8bcd(adj.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5206\u5b50\u6392\u5217\u7d27\u5bc6\uff0c\u5177\u5907\u56fa\u5b9a\u5f62\u72b6\u4e0e\u4f53\u79ef\u7684\u7269\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aIron remains solid under normal room temperature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u6e29\u4e0b\u94c1\u4fdd\u6301\u56fa\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">22.&nbsp;liquid<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8l\u026akw\u026ad\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6db2\u4f53\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.) \/ \u5f62\u5bb9\u8bcd(adj.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6709\u56fa\u5b9a\u4f53\u79ef\u3001\u65e0\u56fa\u5b9a\u5f62\u72b6\uff0c\u53ef\u6d41\u52a8\u7684\u7269\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMercury is the only metal that stays liquid at room temperature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c5e\u662f\u5e38\u6e29\u4e0b\u552f\u4e00\u6db2\u6001\u91d1\u5c5e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">23.&nbsp;gas<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u0261\u00e6s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6c14\u4f53\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5206\u5b50\u95f4\u8ddd\u6781\u5927\uff0c\u65e0\u56fa\u5b9a\u4f53\u79ef\u3001\u53ef\u81ea\u7531\u6269\u6563\u7684\u7269\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aCarbon dioxide gas can dissolve into liquid water.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8c\u6c27\u5316\u78b3\u6c14\u4f53\u80fd\u591f\u6eb6\u4e8e\u6db2\u6001\u6c34\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">24.&nbsp;phase change<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/fe\u026az t\u0283e\u026and\u0292\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u7269\u6001\u53d8\u5316\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u8d28\u5728\u56fa\u3001\u6db2\u3001\u6c14\u4e09\u6001\u4e4b\u95f4\u76f8\u4e92\u8f6c\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMelting, boiling and freezing are all common phase changes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7194\u5316\u3001\u6cb8\u817e\u3001\u51dd\u56fa\u90fd\u662f\u5e38\u89c1\u7269\u6001\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">25.&nbsp;melt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/melt\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u7194\u5316\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u52a8\u8bcd(v.) \/ \u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u56fa\u4f53\u5438\u70ed\u8f6c\u53d8\u4e3a\u6db2\u4f53\u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aIce will melt into water when temperature rises above zero.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6e29\u5ea6\u9ad8\u4e8e\u96f6\u5ea6\u65f6\u51b0\u7194\u5316\u6210\u6c34\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">26.&nbsp;vaporization<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccve\u026ap\u0259ra\u026a\u02c8ze\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6c7d\u5316\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6db2\u4f53\u5438\u70ed\u8f6c\u5316\u4e3a\u6c14\u4f53\uff0c\u542b\u84b8\u53d1\u4e0e\u6cb8\u817e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aContinuous vaporization reduces the volume of liquid in an open cup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6301\u7eed\u6c7d\u5316\u4f1a\u51cf\u5c11\u655e\u53e3\u5bb9\u5668\u5185\u6db2\u4f53\u4f53\u79ef\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">27.&nbsp;condensation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02cck\u0252nden\u02c8se\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6db2\u5316\uff1b\u51dd\u7ed3\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6c14\u4f53\u9047\u51b7\u653e\u70ed\u53d8\u4e3a\u6db2\u4f53\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWater vapor condensation forms tiny water drops on cold glass.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u84b8\u6c14\u6db2\u5316\u5728\u51b7\u73bb\u7483\u4e0a\u5f62\u6210\u5c0f\u6c34\u73e0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">28.&nbsp;freeze<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/fri\u02d0z\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u51dd\u56fa\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u52a8\u8bcd(v.) \/ \u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6db2\u4f53\u653e\u70ed\u56fa\u5316\u6210\u4e3a\u56fa\u4f53\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWater will freeze into ice below zero degrees Celsius.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u96f6\u6444\u6c0f\u5ea6\u4ee5\u4e0b\u6c34\u51dd\u56fa\u6210\u51b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">29.&nbsp;chemical reaction<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8kem\u026akl ri\u02c8\u00e6k\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5316\u5b66\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u8d28\u5316\u5b66\u952e\u65ad\u88c2\u91cd\u7ec4\uff0c\u751f\u6210\u5168\u65b0\u7269\u8d28\u7684\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aBurning wood is a typical chemical reaction with new products formed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6728\u6750\u71c3\u70e7\u662f\u751f\u6210\u65b0\u7269\u8d28\u7684\u5178\u578b\u5316\u5b66\u53cd\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">30.&nbsp;reactant<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/ri\u02c8\u00e6kt\u0259nt\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53cd\u5e94\u7269\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5316\u5b66\u53cd\u5e94\u5f00\u59cb\u524d\u53c2\u4e0e\u53cd\u5e94\u7684\u539f\u59cb\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aHydrogen and oxygen are reactants that produce water after combustion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c22\u6c14\u548c\u6c27\u6c14\u662f\u71c3\u70e7\u751f\u6210\u6c34\u7684\u53cd\u5e94\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">31.&nbsp;product<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8pr\u0252d\u028ckt\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u751f\u6210\u7269\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5316\u5b66\u53cd\u5e94\u7ed3\u675f\u540e\u65b0\u751f\u6210\u7684\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aCarbon dioxide and water are products of complete fuel combustion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8c\u6c27\u5316\u78b3\u548c\u6c34\u662f\u71c3\u6599\u5145\u5206\u71c3\u70e7\u7684\u751f\u6210\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">32.&nbsp;catalyst<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8k\u00e6t\u0259l\u026ast\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u50ac\u5316\u5242\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u52a0\u901f\u53cd\u5e94\u901f\u7387\uff0c\u53cd\u5e94\u524d\u540e\u81ea\u8eab\u8d28\u91cf\u6027\u8d28\u4e0d\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aEnzymes act as natural catalysts inside human bodies.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9176\u662f\u4eba\u4f53\u5185\u90e8\u5929\u7136\u7684\u50ac\u5316\u5242\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">33.&nbsp;rate of reaction<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/re\u026at \u0259v ri\u02c8\u00e6k\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53cd\u5e94\u901f\u7387\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5355\u4f4d\u65f6\u95f4\u5185\u53cd\u5e94\u7269\u6d88\u8017\u6216\u751f\u6210\u7269\u751f\u6210\u901f\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aHigh temperature usually speeds up the rate of chemical reaction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u6e29\u901a\u5e38\u4f1a\u52a0\u5feb\u5316\u5b66\u53cd\u5e94\u901f\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">34.&nbsp;oxidation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02cc\u0252ks\u026a\u02c8de\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6c27\u5316\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u8d28\u5f97\u6c27\u3001\u5931\u53bb\u7535\u5b50\u7684\u5316\u5b66\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMetal rusting is a slow oxidation reaction exposed to air.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91d1\u5c5e\u751f\u9508\u662f\u66b4\u9732\u5728\u7a7a\u6c14\u4e2d\u7684\u7f13\u6162\u6c27\u5316\u53cd\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">35.&nbsp;reduction<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/r\u026a\u02c8d\u028ck\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u8fd8\u539f\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u8d28\u5931\u6c27\u3001\u5f97\u5230\u7535\u5b50\u7684\u8fc7\u7a0b\uff0c\u5e38\u4e0e\u6c27\u5316\u540c\u6b65\u53d1\u751f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMetal ores gain electrons and complete reduction to form pure metals.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91d1\u5c5e\u77ff\u77f3\u5f97\u7535\u5b50\uff0c\u7ecf\u8fd8\u539f\u53cd\u5e94\u751f\u6210\u7eaf\u91d1\u5c5e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">36.&nbsp;acid<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8\u00e6s\u026ad\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u9178\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6c34\u6eb6\u6db2\u7535\u79bb\u51fa\u6c22\u79bb\u5b50\uff0cpH\u5c0f\u4e8e7\u7684\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aVinegar contains weak acetic acid for daily seasoning.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u98df\u918b\u542b\u6709\u65e5\u5e38\u8c03\u5473\u7528\u7684\u5f31\u9178\u918b\u9178\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">37.&nbsp;base<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/be\u026as\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u78b1\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6c34\u6eb6\u6db2\u7535\u79bb\u51fa\u6c22\u6c27\u6839\u79bb\u5b50\uff0cpH\u5927\u4e8e7\u7684\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSodium hydroxide is a strong base widely used in industry.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c22\u6c27\u5316\u94a0\u662f\u5de5\u4e1a\u5e7f\u6cdb\u4f7f\u7528\u7684\u5f3a\u78b1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">38.&nbsp;neutralization<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccnju\u02d0tr\u0259la\u026a\u02c8ze\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u4e2d\u548c\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u9178\u4e0e\u78b1\u6df7\u5408\u751f\u6210\u76d0\u548c\u6c34\u7684\u53cd\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aNeutralization can reduce corrosiveness of strong acid or base.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u548c\u53cd\u5e94\u80fd\u964d\u4f4e\u5f3a\u9178\u5f3a\u78b1\u7684\u8150\u8680\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">39.&nbsp;solution<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/s\u0259\u02c8lu\u02d0\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6eb6\u6db2\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6eb6\u8d28\u5747\u5300\u6eb6\u89e3\u5728\u6eb6\u5242\u4e2d\u5f62\u6210\u7a33\u5b9a\u5747\u4e00\u6df7\u5408\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSugar water is a simple aqueous solution of sugar molecules.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7cd6\u6c34\u662f\u7cd6\u5206\u5b50\u6784\u6210\u7684\u7b80\u5355\u6c34\u6eb6\u6db2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">40.&nbsp;solute<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8s\u0252lju\u02d0t\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6eb6\u8d28\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6eb6\u89e3\u5728\u6eb6\u5242\u4e2d\u7684\u5fae\u91cf\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aTable salt is the solute when mixed into pure water.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u98df\u76d0\u878d\u5165\u7eaf\u6c34\u65f6\uff0c\u98df\u76d0\u4e3a\u6eb6\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">41.&nbsp;solvent<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8s\u0252lv\u0259nt\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6eb6\u5242\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6eb6\u89e3\u6eb6\u8d28\u7684\u4e3b\u4f53\u6db2\u4f53\uff0c\u6c34\u662f\u6700\u5e38\u89c1\u6eb6\u5242\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aEthanol acts as organic solvent to dissolve oil substances.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e59\u9187\u4f5c\u4e3a\u6709\u673a\u6eb6\u5242\u6eb6\u89e3\u6cb9\u8102\u7c7b\u7269\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">42.&nbsp;dissolve<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/d\u026a\u02c8z\u0252lv\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6eb6\u89e3\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u52a8\u8bcd(v.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6eb6\u8d28\u5747\u5300\u5206\u6563\u8fdb\u5165\u6eb6\u5242\u5f62\u6210\u6eb6\u6db2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSalt can fully dissolve in warm water within a short time.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u98df\u76d0\u80fd\u5728\u6e29\u6c34\u4e2d\u77ed\u65f6\u95f4\u5b8c\u5168\u6eb6\u89e3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">43.&nbsp;solubility<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccs\u0252lju\u02c8b\u026al\u0259ti\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6eb6\u89e3\u5ea6\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u56fa\u5b9a\u6e29\u5ea6\u4e0b\uff0c\u6eb6\u5242\u6240\u80fd\u6eb6\u89e3\u6eb6\u8d28\u6700\u5927\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe solubility of most solid solutes rises with temperature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5927\u591a\u6570\u56fa\u4f53\u6eb6\u8d28\u7684\u6eb6\u89e3\u5ea6\u968f\u6e29\u5ea6\u5347\u9ad8\u800c\u589e\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">44.&nbsp;equilibrium<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02cci\u02d0kw\u026a\u02c8l\u026abri\u0259m\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5316\u5b66\u5e73\u8861\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u53ef\u9006\u53cd\u5e94\u6b63\u3001\u9006\u53cd\u5e94\u901f\u7387\u76f8\u7b49\uff0c\u5404\u7269\u8d28\u6d53\u5ea6\u7a33\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aClosed chemical systems will gradually reach dynamic equilibrium.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bc6\u95ed\u5316\u5b66\u53cd\u5e94\u4f53\u7cfb\u4f1a\u9010\u6b65\u8fbe\u5230\u52a8\u6001\u5e73\u8861\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">45.&nbsp;reversible reaction<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/r\u026a\u02c8v\u025c\u02d0s\u0259bl ri\u02c8\u00e6k\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53ef\u9006\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u65e2\u80fd\u6b63\u5411\u751f\u6210\u4ea7\u7269\uff0c\u53c8\u80fd\u9006\u5411\u53d8\u56de\u53cd\u5e94\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAmmonia synthesis under high pressure belongs to reversible reaction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u538b\u4e0b\u5408\u6210\u6c28\u5c5e\u4e8e\u53ef\u9006\u53cd\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">46.&nbsp;energy absorption<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8en\u0259d\u0292i \u0259b\u02c8z\u0254\u02d0p\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5438\u70ed\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u53cd\u5e94\u8fc7\u7a0b\u6301\u7eed\u4ece\u5916\u754c\u5438\u6536\u70ed\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aDissolving ammonium nitrate in water is an energy absorption process.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u785d\u9178\u94f5\u6eb6\u4e8e\u6c34\u662f\u5438\u70ed\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">47.&nbsp;energy release<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8en\u0259d\u0292i r\u026a\u02c8li\u02d0s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u653e\u70ed\u53cd\u5e94\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5316\u5b66\u53cd\u5e94\u5411\u5916\u754c\u91ca\u653e\u70ed\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAll fuel combustion reactions are typical energy release reactions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u6709\u71c3\u6599\u71c3\u70e7\u53cd\u5e94\u90fd\u662f\u5178\u578b\u653e\u70ed\u53cd\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">48.&nbsp;chemical formula<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8kem\u026akl \u02c8f\u0254\u02d0mj\u0259l\u0259\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5316\u5b66\u5f0f\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7528\u5143\u7d20\u7b26\u53f7\u4e0e\u6570\u5b57\u8868\u793a\u7269\u8d28\u539f\u5b50\u6784\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aH\u2082O is the standard chemical formula of water molecules.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u2082O\u662f\u6c34\u5206\u5b50\u6807\u51c6\u5316\u5b66\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">49.&nbsp;periodic table<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccp\u026a\u0259ri\u02c8\u0252d\u026ak \u02c8te\u026abl\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5143\u7d20\u5468\u671f\u8868\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6309\u8d28\u5b50\u6570\u3001\u5316\u5b66\u6027\u8d28\u6709\u5e8f\u6392\u5217\u5168\u90e8\u5316\u5b66\u5143\u7d20\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe periodic table groups elements with similar chemical properties together.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143\u7d20\u5468\u671f\u8868\u5c06\u5316\u5b66\u6027\u8d28\u76f8\u8fd1\u7684\u5143\u7d20\u5f52\u4e3a\u4e00\u7c7b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">50.&nbsp;particle<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8p\u0251\u02d0t\u026akl\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5fae\u89c2\u7c92\u5b50\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6cdb\u6307\u539f\u5b50\u3001\u5206\u5b50\u3001\u79bb\u5b50\u7b49\u6784\u6210\u7269\u8d28\u5fae\u5c0f\u5355\u5143\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aDiffusion proves that all matter consists of tiny moving particles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6269\u6563\u73b0\u8c61\u8bc1\u660e\u6240\u6709\u7269\u8d28\u7531\u4e0d\u65ad\u8fd0\u52a8\u7684\u5fae\u5c0f\u7c92\u5b50\u6784\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bf7\u70b9\u51fb\u8fd4\u56de\u9996\u9875<a href=\"https:\/\/openhub365.cn\/index.php\/2026\/07\/04\/%e6%89%98%e7%a6%8f%ef%bc%9a%e8%87%aa%e7%84%b6%e7%90%86%e5%b7%a5%e5%ad%a6%e7%a7%91%e8%af%8d%e6%b1%87%e7%9b%ae%e5%bd%95\/\" data-type=\"post\" data-id=\"23479\">\u6258\u798f\uff1a\u81ea\u7136\u7406\u5de5\u5b66\u79d1\u8bcd\u6c47\u76ee\u5f55<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u66f4\u591a\u6258\u798f\uff1a\u6821\u56ed\u6c42\u5b66\u573a\u666f\u8bcd\u6c47&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[484],"tags":[],"class_list":["post-23470","post","type-post","status-publish","format-standard","hentry","category-484"],"_links":{"self":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/posts\/23470","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/comments?post=23470"}],"version-history":[{"count":0,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/posts\/23470\/revisions"}],"wp:attachment":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/media?parent=23470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/categories?post=23470"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/tags?post=23470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}