Объяснение:
CH4 + Br2 -> CH3Br + HBr
CH3Br + 2Na + BrCH3 -> CH3-CH3 + 2NaBr
2C2H6 + 7O2 = 4CO2 + 6H2O
Объяснение:
CH4 + Br2 -> CH3Br + HBr
CH3Br + 2Na + BrCH3 -> CH3-CH3 + 2NaBr
2C2H6 + 7O2 = 4CO2 + 6H2O