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When 5 litres of a gas mixture of methan...

When 5 litres of a gas mixture of methane and propane is perfectly combused at `0^(@)C` and 1 atmosphere, 16 litres of oxygen at the same temperature and pressure is consumed. The amount of heat released from this combustion in kJ
`[DeltaH_("comb.")(CH_(4))=890 " kJ mol"^(-1), DeltaH_("comb")(C_(3)H_(8))=2220 " kJ mol"^(-1)]` is

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