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Q 1117480389.     A gas mixture of `3.67` L of ethylene and methane on complete combustion at `25°` C produces `6.11` L of `CO_2`. Calculate the amount of heat evolved on burning `1` L of the gas mixture. The heat of combustion of ethylene and methane are `– 1423` and `– 891` kJ` mol^-1 `at `25°C`.
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)