来自李曙林的问题
(2013•江苏模拟)常温下,用0.1mol/LNaOH溶液滴定20mL0.1mol/LCH3COOH溶液的滴定曲线如图.下列说法错误的是()A.点①所示溶液中:c(CH3COO-)>c(Na+)>c(CH3COOH)>c(H+)>c(OH-)B
(2013•江苏模拟)常温下,用0.1mol/L NaOH溶液滴定20mL 0.1mol/L CH3COOH溶液的滴定曲线如图.下列说法错误的是()
A.点①所示溶液中:c(CH3COO-)>c(Na+)>c(CH3COOH)>c(H+)>c(OH-)
B.点②所示溶液中:c(CH3COOH)>c(Na+)=c(CH3COO-)>c(H+)=c(OH-)
C.点③所示溶液中:c(Na+)+c(H+)=c(CH3COOH)+c(OH-)
D.在整个滴定过程中:溶液中c(CHCOO)−•c(H+)c(CH3COOH)始终不变
1回答
2020-02-14 20:58