一道离子浓度判断题某二元弱酸(H2A)溶液按下式发生一级和二级电离:H2A≈H+HA- HA-≈H++A2-,已知相同浓度时第一级电离度大于第二级电离度,设有下列四种溶液:(A) 0.01mol/L的H2A溶液 (B) 0.
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