а) C+2H2=>CH4

2CH4=>C2H2+3H2

C2H2+H2O=>CH3COH

CH3COH+Ag2O=>CH3COOH+2Ag

CH3COOH+C2H5OH=>CH3COOC2H5+H2O

CH3COOC2H5OH+H2O=>CH3COOH+C2H5OH

C2H5OH=>C2H4+H2O

б) 4Al+3C=>Al4C3

Al4C3+12H2O=>4Al(OH)3+3CH4

2CH4+O2=>2CH3OH

CH3OH+CuO=>HCOH+Cu+H2O

HCOH+Ag2O=>HCOOH+2Ag

2HCOOH+O2=>2H2O+2CO2

в)2C+Ca=>CaC2

CaC2+2H2O=>Ca(OH)2+C2H2

2C2H2+3O2=>4CO2+2H2O

6CO2+6H2O=>C6H12O6+6O2

C6H12O6=дрожжи=>2C2H5OH + 2CO2

C2H5OH+CuO=>C3COH+Cu+H2O

CH3COH+Ag2O=>CH3COOH+2Ag

CH3COOH+2O2=>2CO2+2H2O

CO2+2Ba=>2BaO+C