A.在A、B间任一点,溶液中一定都有:c(Na+)>c(CH3COO-)>(OH-)>c(H+)B.在B点,a>12.5,且有c(Na+)=c(CH3COO-)=c(OH-)=c(H+) C.在C点:c(CH3COO-)>c(Na+)>c(H+)>c(OH-)D.在D点:c(CH3COO-)+c(CH3COOH)=c(Na+)
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