Ответы и объяснения

2014-04-03T18:24:51+04:00
CH2OH - CH2OH + 2HCl -> CH2Cl - CH2Cl +2H2O
CH2Cl - CH2Cl+ 2KOH -> C2H2+2KCl+2H2O
C2H2 +HOH -> CH3-COH
CH3-COH + Ag2O -> CH3-COOH +2Ag