Ответы и объяснения

2014-02-25T12:55:32+04:00
C+2H2=CH4
2CH4= C2H2+ H2
C2H2+H2=C2H4
C2H4+HCl=C2H5Cl
C2H5Cl+H2= C2H6+HCl
2C2H6+702=4CO2+6H2O