向体积为Va的0.05mol/L CH3COOH溶液中加入体积为Vb的0.05mol/LKOH溶液,下列关系错误的是:
A.Va>Vb时:C(CH3COOH)+ C(CH3COO-)>C(K+) |
B.Va=Vb时:C(CH3COOH)+ C(H+)="=" C(OH-) |
C.Va<Vb时:C(CH3COO-)>C(K+)>C(OH-)>C(H+) |
D.Va与Vb任意比时:C(K+)+C(H+)==C(OH-)+C(CH3COO-) |
向体积为Va的0.05mol/L CH3COOH溶液中加入体积为Vb的0.05mol/LKOH溶液,下列关系错误的是:
A.Va>Vb时:C(CH3COOH)+ C(CH3COO-)>C(K+) |
B.Va=Vb时:C(CH3COOH)+ C(H+)="=" C(OH-) |
C.Va<Vb时:C(CH3COO-)>C(K+)>C(OH-)>C(H+) |
D.Va与Vb任意比时:C(K+)+C(H+)==C(OH-)+C(CH3COO-) |