A:将pH=4 CH3COOH溶液加水稀释10倍,溶液中各离子浓度均减小
B:用CH3COOH溶液滴定等浓度的NaOH溶液至pH=7,V(CH3COOH溶液)<V(NaOH溶液)
C:向0.2 mol/L的盐酸溶液中加入等体积0.1 mol•L﹣1 NH3•H2O溶液:c(Cl﹣)=c(H+)+c( NH3•H2O)
D:25℃时,0.1 mol•L﹣1的NaClO2溶液和0.001 mol•L﹣1CH3COONa溶液pH相等,则HClO2的电离平衡常数大于CH3COOH
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