Cрочно! ch3cooh+cu(oh)2= ch3cooh+mg= ch3cooh+ca(oh)2= ch3cooh+mgo=
1)2Ch3COOH+Cu(Oh)2=(Ch3COO)2CU+2H2O 2)2CH3COOh+Mg=(Ch3COO)2Mg+H2 3)2Ch3COOh+Ca(oh)2=(Ch3Coo)2Ca+2H2O 4)2Ch3Cooh+MGO=(Ch3Coo)2Mg+2H2O