来自刘国栋的问题
【向体积为VaL浓度为0.05mol•L-1CH3COOH溶液中加入体积为VbL浓度为0.05mol•L-1KOH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】
向体积为VaL浓度为0.05mol•L-1CH3COOH溶液中加入体积为Vb L浓度为0.05mol•L-1KOH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-)
1回答
2020-04-28 21:39