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a.溶质为:CH3COOH、CH3COONa
b.微粒浓度满足:c(Na+) + c(H+) = c(CH3COO−) + c(OH−)
c.微粒浓度满足:c(Na+) = c(CH3COOH) + c(CH3COO−)
①0.1mol/L HCl溶液 ②0.1mol/L H2SO4溶液 ③0.1mol/L CH3COOH溶液 ④0.1mol/L CH3COONa溶液
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