A:Ⅰ、Ⅱ分别表示盐酸和醋酸的滴定曲线
B:pH=7时,两种酸所用NaOH溶液的体积相等
C:V(NaOH)=10.00 mL 时 c(CH3COO−)c(CH3COO) >1
D:V(NaOH)=20.00 mL 时,c(Cl﹣)<c(CH3COO﹣)
A. in B. for C.at