摘要：将0.2摩/升的氢氧化钠和0.1摩/升的醋酸等体积混合.有关溶液中离子浓度的判断正确的是( ) A.c(Na+)> c (OH-)> c (CH3COO-)> c (H+) B.c (Na+)> c (CH3COO-)> c (OH-)> c (H+) C.c (Na+)+ c (H+)= c (OH-)+ c (CH3COO-) D.2c (Na+)= c (CH3COO-)+ c (CH3COOH)

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