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25mL<\/p>\n<p>b\u3001\u8bd5\u6837\u8bd5\u9a8c\u5de5\u4f5c\u6db2\u914d\u5236\u6b65\u9aa4<\/p>\n<p>A\u6db2\u914d\u5236\uff1a\u79f0\u53d63g\u53cc\u6c27\u6c34\u7a33\u5b9a\u5242\u4e8e500mL\u70e7\u676f\u4e2d\uff0c\u52a0\u5165500mL\u84b8\u998f\u6c34\uff0c\u6405\u62cc\u6eb6\u89e3\u540e\u52a0\u516535\uff05\u7684\u53cc\u6c27\u6c3410mL\uff0c\u5728\u5c06\u6b64\u6eb6\u6db2\u8f6c\u79fb\u81f31000mL\u5bb9\u91cf\u74f6\u4e2d\uff0c\u5907\u7528\u3002<\/p>\n<p>\u8bd5\u6837\u8bd5\u9a8c\u5de5\u4f5c\u6db2\u914d\u5236\uff1a\u79f0\u53d61g\u6c22\u6c27\u5316\u94a0\u54a7\u4f53\u4e8e250mL\u70e7\u676f\u4e2d\uff0c\u52a0\u5165200mL\u84b8\u998f\u6c34\uff0c\u6405\u62cc\u6eb6\u89e3\u540e\u52a0\u5165\u786b\u9178\u94dc\u6eb6\u6db2(1mL\u22480\uff0e1mg Cu2+)25mL\uff0c\u6447\u5300\u540e\uff0c\u5c06\u6b64\u6eb6\u6db2\u52a0\u5165\u5230\u4e0a\u9762\u914d\u5236A\u6db2\u7684\u5bb9\u91cf\u74f6(1000mL)\u4e2d\uff0c\u52a0\u84b8\u998f\u6c34\u7a00\u91ca\u81f3\u523b\u5ea6\uff0c\u6447\u5300\u5907\u521a\u3002<\/p>\n<p>\u6d4b\u8bd5\u6b65\u9aa4<\/p>\n<p>\u53d65\u4e2a250mL\u7684\u70e7\u676f\uff0c\u5206\u522b\u52a0\u5165\u4e0a\u8ff0\u914d\u5236\u597d\u7684\u6eb6\u6db2250mL\uff0c\u653e\u516590\u2103\u5de6\u53f3\u7684\u6052\u6e29\u6c34\u6d74\u4e2d\u5e76\u653e\u7f6e\u6e29\u5ea6\u8ba1\uff0c\u5f85\u70e7\u676f\u4e2d\u8bd5\u6837\u8bd5\u9a8c\u4e00\uff1a\u4f5c\u6db2\u5347\u6e29\u81f390\u2103\u65f6\u5f00\u59cb\u8bb0\u65f6\uff0c\u5e76\u5206\u522b\u5728\u521a\u5347\u523090\u2103\u65f6\uff0c\u53ca90\u2103\u4fdd\u6e291min\u300110min\u300120min\u300130min\u300145min\u300160min\u65f6\u53d6\u51fa\u8bd5\u6837\u8bd5\u9a8c\u5de5\u4f5c\u6db2\u7acb\u5373\u6309\u540e\u8ff0\u53cc\u6c27\u6c34\u542b\u91cf\u6d4b\u5b9a\u65b9\u6cd5\u6d4b\u5b9a\u8bd5\u6837\u8bd5\u9a8c\u5de5\u4f5c\u6db2\u4e2d\u53cc\u6c27\u6c34\u7684\u542b\u91cf\u3002<\/p>\n<p>\u53cc\u6c27\u6c34\u5206\u89e3\u7387\u8ba1\u7b97<\/p>\n<p>\u53cc\u6c27\u6c34\u5206\u89e3\u7387\uff05=[(\u8d77\u59cb\u53cc\u6c27\u6c34\u542b\u91cf-t\u65f6\u53cc\u6c27\u6c34\u542b\u91cf)\uff0f\u8d77\u59cb\u53cc\u6c27\u6c34\u542b\u91cf]\u00d7100\uff05<\/p>\n<p>\u53cc\u6c27\u6c34\u542b\u91cf\u6d4b\u5b9a<\/p>\n<p>\u7528\u79fb\u6db2\u7ba1\u5728\u53d6\u51fa\u8bd5\u6837\u8bd5\u9a8c\u5de5\u4f5c\u6db2\u4e2d\u5438\u53d610mL\u4e8e\u5df2\u9884\u5148\u52a0\u516520mL\u84b8\u998f\u6c34\u7684\u9525\u578b\u74f6\u4e2d\uff0c\u52a0\u516520\uff05\u786b\u9178\u6eb6\u6db220mL\uff0c\u6405\u62cc\u5747\u5300\u3002\u7528\u4e0a\u9762\u914d\u5236\u7684\u9ad8\u9530\u9178\u94be\u6807\u51c6\u6eb6\u6db2(0\uff0e588moL\uff0fL)\u6ef4\u5b9a\u81f3\u7c89\u7ea2\u8272\u51fa\u73b0\uff0c\u5e76\u572830s\u5185\u4e0d\u892a\u8272\u4e3a\u7ec8\u70b9\uff0c\u8bb0\u5f55\u6240\u6d88\u8017\u7684\u9ad8\u9530\u9178\u94be\u6807\u51c6\u6eb6\u6db2\u7684\u4f53\u79efV\u3002<\/p>\n<p>\u8ba1\u7b97\uff1a\u53cc\u6c27\u6c34\u542b\u91cf(g\/L)=(0.588x17xV)\uff0f10=1xV<\/p>\n<p>\u5f0f\u4e2d\uff1av\u4e00\u6ef4\u5b9a\u6d88\u8017\u7684\u9ad8\u9530\u9178\u94be\u6807\u51c6\u6eb6\u6db2\u7684\u4f53\u79ef\uff0cmL\u3002<\/p>\n<p>\u7ed3\u679c\u8bc4\u5b9a<\/p>\n<p>\u5404\u65f6\u6bb5\u7684\u53cc\u6c27\u6c34\u5206\u89e3\u7387\u8d8a\u5c0f\uff0c\u8bf4\u660e\u53cc\u6c27\u6c34\u7a33\u5b9a\u5242\u7a33\u5b9a\u6027\u8d8a\u597d\u3002<\/p>\n<p>\u6ce8\uff1a1\uff0e\u88ab\u6d4b\u8bd5\u6db2\u5728\u52a0\u70ed\u8fc7\u7a0b\u4e2d\uff0c\u6c34\u5206\u4f1a\u84b8\u53d1\u6389\uff0c\u800c\u4f7f\u53cc\u6c27\u6c34\u6d53\u5ea6\u53d1\u751f\u53d8\u5316\uff0c\u56e0\u6b64\u53ef\u5728\u70e7\u676f\u4e0a\u505a\u4e00\u9875\u9762\u8bb0\u53f7\uff0c\u5728\u5438\u53d6\u8bd5\u6837\u524d\u5982\u679c\u53d1\u73b0\u6db2\u9762\u4f4e\u4e8e\u6807\u8bb0\u9ad8\u5ea6\uff0c\u5e94\u6dfb\u52a0\u84b8\u998f\u6c34\u81f3\u539f\u6807\u8bb0\u9ad8\u5ea6\u3002<\/p>\n<p>2\uff0e\u5728\u6d4b\u8bd5\u7a33\u5b9a\u6027\u65f6\uff0c\u4e3a\u4e86\u7ed3\u679c\u7684\u53ef\u6bd4\u6027\uff0c\u51cf\u5c11\u5176\u4ed6\u5188\u7d20\u7684\u5f71\u54cd\uff0c\u4e00\u822c\u91c7\u7528\u84b8\u998f\u6c34\u3002\u4f46\u4e3a\u4e86\u4e0e\u5b9e\u9645\u4eba\u751f\u4ea7\u76f8\u7b26\uff0c\u4e00\u822c\u6dfb\u52a01mL\u22480.1mg Cu2+\u3002<\/p>\n<p>4 \u3001\u5bf9\u91d1\u5c5e\u79bb\u5b50\u7684\u87af\u5408\u529b(CV\u503c)\u7684\u6d4b\u8bd5<\/p>\n<p>CV\u503c\u662f\u6307\u6bcf\u514b\u7a33\u5b9a\u5242\u80fd\u591f\u7edc\u5408\u91d1\u5c5e\u79bb\u5b50(\u9499\u79bb\u5b50\u4ee5CaCO3\u8868\u793a)\u7684\u6beb\u514b\u6570\u3002<\/p>\n<p>\u94dc(\u6216\u94c1)\u79bb\u5b50\u7edc\u5408\u529b\u7684\u6d4b\u5b9a<\/p>\n<p>a\u3001\u94dc(\u6216\u94c1)\u79bb\u5b50\u7edc\u5408\u529b\u7684\u6d4b\u5b9a\u6b65\u9aa4\uff1a<\/p>\n<p>\u51c6\u786e\u79f0\u53d62g(\u7cbe\u786e\u81f30.001g)\u53cc\u6c27\u6c34\u7a33\u5b9a\u5242\u8bd5\u6837(\u56fa\u4f53\u6837\u54c1\u79f01g)\uff0c\u52a0\u516550mL\u84b8\u998f\u6c34\uff0c\u52a0\u70ed\u6eb6\u89e3\uff0c\u52a0\u516510\uff05\u6c22\u6c27\u5316\u94a0\u6eb6\u6db23mL\uff0c\u7528\u786b\u9178\u94dc(1mL\u22482mg Cu2+)(\u6216\u786b\u9178\u94c1\u94f5)\u6807\u51c6\u6eb6\u6db2\u6ef4\u5b9a\u81f3\u4e00\u5b9a\u8272\u5ea6\u7684\u6c89\u6dc0\u751f\u6210\uff0c\u5373\u4e3a\u7ec8\u70b9\uff0c\u8bb0\u5f55\u6ef4\u5b9a\u6d88\u8017\u7684\u786b\u9178\u94dc(\u6216\u786b\u9178\u94c1\u94f5(1mL\u22482mg 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