| A．c(CH3COO－)＞c(Na＋) |
| B．c(CH3COOH)＞c(CH3COO－) |
| C．2c(H＋)＝c(CH3COO－)－c(CH3COOH) |
| D．c(CH3COOH)＋c(CH3COO－)＝0.01 mol·L－1 |
| A．c(CH3COO－)＞c(Na＋) |
| B．c(CH3COOH)＞c(CH3COO－) |
| C．2c(H＋)＝c(CH3COO－)－c(CH3COOH) |
| D．c(CH3COOH)＋c(CH3COO－)＝0.01 mol·L－1 |
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