在pH＝3.00的HAc(Ka=1.75脳10＾-5)溶液中,的起始浓度是

5.71*10^-2 mol/LKa=c(H+)*c(CH3COO-)/c(CH3COOH)c(CH3COOH)=c(H+)*c(CH3COO-)/KapH=3,c(H+)=10^-3 mol/L因为CH3COOH能电离出等量的H+和CH3COO-,所以c(H+)=c(CH3COO-)=10^-3 mol/Lc(CH3COOH)=c(H+)*c(CH3COO-)/Ka=(1...