C2H2 + H2O -> CH3-COH
CH3-COH + 2Cu(OH)2 -> CH3-COOH + Cu2O + 2H2O
2CH3-COOH + 2Na -> 2CH3-COONa + H2
2CH3-COONa + H2SO4 -> 2CH3-COOH + Na2SO4
C2H2 + H2O -> CH3-COH
CH3-COH + 2Cu(OH)2 -> CH3-COOH + Cu2O + 2H2O
2CH3-COOH + 2Na -> 2CH3-COONa + H2
2CH3-COONa + H2SO4 -> 2CH3-COOH + Na2SO4