有4种混合溶液,分别由等体积0.1 mol/L的2种溶液混合而成:①CH3COONa与HCl;②CH3COONa与NaOH;③CH3COONa与NaCl;④CH3COONa与NaHCO3。下列各项排序正确的是
A.pH:②>③>④>① | B.c(CH3COO一):②>④>③>① |
C.溶液中c(H+):①>③>②>④ | D.c(CH3COOH): ①>④>③>② |
有4种混合溶液,分别由等体积0.1 mol/L的2种溶液混合而成:①CH3COONa与HCl;②CH3COONa与NaOH;③CH3COONa与NaCl;④CH3COONa与NaHCO3。下列各项排序正确的是
A.pH:②>③>④>① | B.c(CH3COO一):②>④>③>① |
C.溶液中c(H+):①>③>②>④ | D.c(CH3COOH): ①>④>③>② |