2CH3COOH+Na2CO3 2CH3COONa+CO2↑ +H2O——青夏教育精英家教网——

70、2CH₃COOH+Na₂CO₃ 2CH₃COONa+CO₂↑ +H₂O

69、乙醛与新制氢氧化铜悬浊液反应：Cu²⁺+2OH^-= Cu(OH)₂↓

68、CH₃CHO +2Ag(NH₃)₂OH H₂O+2Ag↓+3NH₃+CH₃COONH₄

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