\u6c34\u8d28\u76d1\u6d4b<\/a>\u4e2d\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u7684\u8ba1\u7b97<\/p>\n\n\n\n\u3000\u3000(1)\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u5b9a\u4e49<\/p>\n\n\n\n
\u3000\u3000\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u63071m3\u6eb6\u6db2\u4e2d\u6240\u542b\u67d0\u6eb6\u8d28\u7684\u91cf\uff0c\u53eb\u505a\u8be5\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\uff0c\u7b80\u79f0\u4e3a\u6d53\u5ea6\u3002\u5176\u5355\u4f4d\u662f\u6469\u5c14\u6bcf\u7acb\u65b9\u7c73\u3002\u7b26\u53f7mol\/m3\uff0c\u5e38\u7528\u5355\u4f4d\u6709\u6469\u5c14\u6bcf\u5347mol\/l\uff0c\u6beb\u6469\u5c14\u6bcf\u5347mmol\/l\uff0c\u5fae\u6469\u5c14\u6bcf\u5347\u03bcmol\/l\u3002<\/p>\n\n\n\n
\u3000\u3000\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u7528\u516c\u5f0f\u8868\u793a\u4e3a CB=nB\/V (4-6)<\/p>\n\n\n\n
\u3000\u3000\u5f0f\u4e2dCB\u2014\u2014B\u7269\u8d28\u7684\u6d53\u5ea6\uff0cmol\/L\u3001mol\/m3;<\/p>\n\n\n\n
\u3000\u3000 nB\u2014\u2014\u7269\u8d28B\u7684\u91cf\uff0cmol;<\/p>\n\n\n\n
\u3000\u3000 V\u2014\u2014\u6eb6\u6db2\u7684\u4f53\u79ef\uff0cL\u3001m3\u3002<\/p>\n\n\n\n
\u3000\u3000 CB\u662f\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u7684\u89c4\u5b9a\u7b26\u53f7\uff0c\u5176\u4e0b\u6807B\u610f\u6307\u57fa\u672c\u5355\u4f4d\uff0c\u57fa\u672c\u5355\u4f4d\u786e\u5b9a\u540e\uff0c\u5e94\u6807\u51faB\u7684\u5316\u5b66\u5f0f\u3002\u4f8b\u5982CNaCl\u3001CH2SO4\u3001C1\/2K2SO4\u3001C1\/6K2Cr2O7\u7b49\u3002<\/p>\n\n\n\n
\u3000\u3000(2)\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u6eb6\u6db2\u7684\u914d\u5236\u8ba1\u7b97<\/p>\n\n\n\n
\u3000\u3000\u7528\u56fa\u4f53\u6eb6\u8d28\u914d\u5236 \u7684\u8ba1\u7b97\u516c\u5f0f\uff1a
mB=CB*(V\/1000)*MB (4-7)<\/p>\n\n\n\n
\u3000\u3000\u5f0f\u4e2d mB\u2014\u2014\u5e94\u79f0\u53d6\u7269\u8d28B\u7684\u8d28\u91cf\uff0cg;<\/p>\n\n\n\n
\u3000\u3000 CB\u2014\u2014\u7269\u8d28B\u7684\u6d53\u5ea6\uff0cmol\/l;<\/p>\n\n\n\n
\u3000\u3000 V\u2014\u2014\u6b32\u914d\u6eb6\u6db2\u4f53\u79ef\uff0cml;<\/p>\n\n\n\n
\u3000\u3000 MB\u2014\u2014\u7269\u8d28B\u7684\u6469\u5c14\u8d28\u91cf\uff0cg\/mol\u3002<\/p>\n\n\n\n
\u3000\u3000\u786e\u5b9a\u57fa\u672c\u5355\u4f4d\u4e4b\u540e\uff0c\u4efb\u4f55\u7269\u8d28\u7684\u6469\u5c14\u8d28\u91cf\uff0c\u5728\u6570\u503c\u4e0a\u7b49\u4e8e\u9009\u5b9a\u57fa\u672c\u5355\u4f4d\u7684\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf\u6216\u76f8\u5bf9\u539f\u5b50\u8d28\u91cf\u3002<\/p>\n\n\n\n
\u3000\u3000\u3010\u4f8b\u98984-8\u3011 \u6b32\u914d\u5236C1\/6K2Cr2O7\u4e3a0.2mol\/L\u7684\u6eb6\u6db2500ml\uff0c\u5e94\u5982\u4f55\u914d\u5236?<\/p>\n\n\n\n
\u3000\u3000\u89e3\uff1a\u5df2\u77e5C1\/6K2Cr2O7=0.2mol\/L\uff0cV=500ml,M1\/6K2Cr2O7=294.18\/6=49.03g\/mol<\/p>\n\n\n\n
\u3000\u3000\u4ee3\u5165\u5f0f4-7\uff1am = C1\/6K2Cr2O7*(V\/1000)* M1\/6K2Cr2O7<\/p>\n\n\n\n
\u3000\u3000 = 0.2*(500\/1000)*49.03<\/p>\n\n\n\n
\u3000\u3000 = 4.9g<\/p>\n\n\n\n
\u3000\u3000\u914d\u5236\uff1a\u5982\u679c\u51c6\u786e\u5ea6\u8981\u6c42\u4e0d\u592a\u9ad8\uff0c\u5219\u5728\u6258\u76d8\u5929\u5e73\u4e0a\u79f0\u53d64.9gK2Cr2O7\uff0c\u6eb6\u4e8e500ml\u6c34\u4e2d\u5373\u53ef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6c34\u8d28\u76d1\u6d4b\u4e2d\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u7684\u8ba1\u7b97 \u3000\u3000(1)\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u5b9a\u4e49 \u3000\u3000\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u63071m3\u6eb6\u6db2\u4e2d\u6240\u542b\u67d0\u6eb6\u8d28\u7684\u91cf\uff0c\u53eb\u505a\u8be5 …<\/p>\n
\u6c34\u8d28\u76d1\u6d4b\u4e2d\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u7684\u8ba1\u7b97<\/span> Read More \u00bb<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[50],"tags":[],"class_list":["post-4806","post","type-post","status-publish","format-standard","hentry","category-shuizijc"],"yoast_head":"\n\u6c34\u8d28\u76d1\u6d4b\u4e2d\u7269\u8d28\u7684\u91cf\u6d53\u5ea6\u7684\u8ba1\u7b97 - \u6e56\u5357\u76c8\u901a\u4f9b\u6c34\u8bbe\u5907\u6709\u9650\u516c\u53f8<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\t\n