(二)、已知某一元弱酸HB的pKa=5.00,计算0.1mol?L-1HB和0.1 mol?L-1B-等体积混合后溶液的pH值
人气:165 ℃ 时间:2019-10-17 07:15:50
解答
1.0.0.13
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