1)2H-COOH+Ag2O=2H-COOAg+H2O
2)2CH3-CH2-COOH+Mg=(CH3-CH2-COO)2Mg+H2
3)CH3COONa+NaOH=CH4+Na2CO3
2CH4=C2H2+3H2
C2H2+HOH=C2H4O(CH3-COH)
CH3-COH+Ag2O=CH3-COOH+2Ag
CH3-COOH+HO-C6H5=CH3-CO-O-C6H5+H2O
1)2H-COOH+Ag2O=2H-COOAg+H2O
2)2CH3-CH2-COOH+Mg=(CH3-CH2-COO)2Mg+H2
3)CH3COONa+NaOH=CH4+Na2CO3
2CH4=C2H2+3H2
C2H2+HOH=C2H4O(CH3-COH)
CH3-COH+Ag2O=CH3-COOH+2Ag
CH3-COOH+HO-C6H5=CH3-CO-O-C6H5+H2O