Question

帮我分析下这2题1.铬酸银Ag2CrO4在25度时的溶解度为0.00445g,求他的溶度积.将等体积的4*10-3 mo

Answer 1

1.Ag2CrO4 ----> 2Ag2+ + CrO42-

铬酸银Ag2CrO4在25度时的溶解度为0.00445g/L =1.34x10-5 mol/L ===>[CrO42-]=1.34x10-5 mol/L; [Ag+]=2.68x10-5 mol/L

Ksp=[CrO42-][Ag+]^2=.

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