摘要:13.向体积Va的0.05mol· CCOOH溶液中加入体积为Vb的0.05mol·KOH溶液.下列关系错误的是 A. Va>Vb时:c(CCOOH)+c(CCO)>c() B.Va=Vb时:c(CCOOH)+ c()=c(O ) C.Va<Vb时:c(CCO)>c()>c(O )>c() D. Va与Vb任意比时:c()+ c()= c(O )+ c(CCO)
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