酸碱滴定原理是什么 酸碱滴定法的酸碱滴定法的基本原理
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\u5f3a\u9178\u548c\u5f3a\u78b1\u76f8\u4e92\u6ef4\u5b9a\u7684\u6ef4\u5b9a\u53cd\u5e94\u4e3a\uff1a\u4ee5NaOH\u6db2\uff080.1000mol/L\uff09\u6ef4\u5b9a20.00ml HCl\u6db2\uff080.1000mol/L\uff09\u4e3a\u4f8b\uff0c\u6ef4\u5b9a\u66f2\u7ebf\u5982\u4e0b\u56fe\uff1a\u6ef4\u5b9a\u5f00\u59cb\u524d pH=1.00\u6ef4\u5165NaOH\u6db219.98ml\u65f6 pH=4.30\u5316\u5b66\u8ba1\u91cf\u70b9\u65f6 pH=7.00\u6ef4\u5165NaOH\u6db220.02ml\u65f6 pH=9.70\u4ece\u6ef4\u5b9a\u66f2\u7ebf\u53ef\u4ee5\u770b\u51fa\uff1a\uff081\uff09\u6839\u636e\u6ef4\u5b9a\u7a81\u8dc3\u9009\u62e9\u6307\u793a\u5242\u3002\u6ef4\u5b9a\u66f2\u7ebf\u663e\u793a\uff0c\u6ef4\u5b9a\u7a81\u8dc3\uff08\u5728\u8ba1\u91cf\u70b9\u9644\u8fd1\u7a81\u53d8\u7684pH\u503c\u8303\u56f4\uff09\u8303\u56f4\u5f88\u5927\uff0c\u4e3a4.30\uff5e9.70\uff0c\u51e1\u662f\u53d8\u8272\u8303\u56f4\u5168\u90e8\u6216\u90e8\u5206\u843d\u5728\u6ef4\u5b9a\u7a81\u8dc3\u8303\u56f4\u5185\u7684\u6307\u793a\u5242\u90fd\u53ef\u4ee5\u7528\u6765\u6307\u793a\u7ec8\u70b9\uff0c\u6240\u4ee5\u9178\u6027\u6307\u793a\u5242\uff08\u7532\u57fa\u6a59\u3001\u7532\u57fa\u7ea2\uff09\u548c\u78b1\u6027\u6307\u793a\u5242\uff08\u915a\u915e\uff09\u90fd\u53ef\u4ee5\u7528\u6765\u6307\u793a\u5f3a\u78b1\u6ef4\u5b9a\u5f3a\u9178\u7684\u6ef4\u5b9a\u7ec8\u70b9\u3002\uff082\uff09\u9009\u62e9\u6ef4\u5b9a\u6db2\u7684\u6d53\u5ea6\u3002\u6d53\u5ea6\u5927\uff0c\u7a81\u8dc3\u8303\u56f4\u5bbd\uff0c\u6307\u793a\u5242\u9009\u62e9\u8303\u56f4\u5e7f\uff1b\u4f46\u662f\uff0c\u6d53\u5ea6\u592a\u5927\uff0c\u79f0\u6837\u91cf\u4e5f\u8981\u52a0\u5927\uff0c\u6240\u4ee5\u4e00\u822c\u4f7f\u75280.1mol/L\u6d53\u5ea6\u7684\u6ef4\u5ea6\u6db2\u3002 \u6ef4\u5b9a\u53cd\u5e94\u4e3a\uff1a\u4ee5NaOH\u6db2\uff080.1000moL/L\u6ef4\u5b9a20.00ml\u918b\u9178\uff08HAc\uff0c0.1000mol/L\uff09\u4e3a\u4f8b\uff0c\u6ef4\u5b9a\u66f2\u7ebf\u5982\u4e0b\u56fe\uff1a\u6ef4\u5b9a\u5f00\u59cb\u524d pH=2.88 \u6ef4\u5165NaOH \u6db219.98ml\u65f6 pH=7.75\u5316\u5b66\u8ba1\u91cf\u70b9\u65f6 pH=8.73\u6ef4\u5165NaOH\u6db220.02ml\u65f6 pH=9.70\u4ece\u6ef4\u5b9a\u66f2\u7ebf\u53ef\u4ee5\u770b\u51fa\uff1a\uff081\uff09\u53ea\u80fd\u9009\u62e9\u78b1\u6027\u6307\u793a\u5242\uff08\u915a\u915e\u6216\u767e\u91cc\u915a\u915e\u7b49\uff09\uff0c\u4e0d\u80fd\u9009\u7528\u9178\u6027\u8303\u56f4\u5185\u53d8\u8272\u7684\u6307\u793a\u5242\uff08\u5982\u7532\u57fa\u6a59\u3001\u7532\u57fa\u7ea2\u7b49\uff09\u3002\u56e0\u4e3a\u7a81\u8dc3\u8303\u56f4\u8f83\u5c0f\uff0cpH\u503c\u57287.75\uff5e9.70\u4e4b\u95f4\uff1b\u8ba1\u91cf\u70b9\u5728\u78b1\u6027\u533a\u3002\uff082\uff09\u5f31\u9178\u88ab\u51c6\u786e\u6ef4\u5b9a\u7684\u5224\u51b3\u662fC\u00b7Ka>10-8\u3002\u56e0\u4e3aKa\u6108\u5927\uff0c\u7a81\u8dc3\u8303\u56f4\u6108\u5927\u3002\u800cKa10-8\u3002
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