仅能表示唯一化学反应的离子方程式是
| A．Zn+2H + = Zn2++H2↑ |
| B．CH3COOH+OH－= CH3COO－+H2O |
C．Ba2 ++ 2OH－+ 2H++ SO42－= BaSO4↓+2H2O |
| D．CH3COOH + NH3·H2O = CH3COO－+ NH4+ + H2O |
仅能表示唯一化学反应的离子方程式是
| A．Zn+2H + = Zn2++H2↑ |
| B．CH3COOH+OH－= CH3COO－+H2O |
| C．Ba2++ 2OH－+ 2H++ SO42－= BaSO4↓+2H2O |
| D．CH3COOH + NH3·H2O = CH3COO－+ NH4+ + H2O |
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