常温下,用0.1000 mol•L-1 NaOH溶液滴定 20.00 mL 0.1000 mol•L-1 CH3COOH溶液滴定曲线如上右图。下列说法正确的是
A.点①所示溶液中:c(CH3COO-)+ c(OH-)= c(CH3COOH)+ c(H+) |
B.点②所示溶液中:c(Na+)= c(CH3COOH)+ c(CH3COO-) |
C.点③所示溶液中:c(Na+)>c(OH-)>c(CH3COO-)>c(H+) |
D.滴定过程中可能出现:c(CH3COOH)>c(CH3COO-)>c(H+)>c(Na+)>c(OH-)] |