28.0 {\L} of {\CO}_2 is produced on complete combustion of 16.8 {\L} gaseous mixture of ethene and methane at 25^{\circ} {\C} and 1 atm. Heat evolved during the combustion process is _________ {\kJ}. Given : ∆ {\H}_{ {\C}} ( {\CH}_4) =-900 {\kJ} {\mol}^{-1} ∆ {\H}_{ {\C}} ( {\C}_2 {\H}_4) =-1400 {\kJ} {\mol}{ }^{-1} [25-Jan-2023 Shift 2]

JEE Mains 25-Jan-2023 Shift 2 Solved Paper

Section: Chemistry

Question : 54 of 90

Marks: +1, -0

28.0L of CO2 is produced on complete combustion of 16.8L gaseous mixture of ethene and methane at 25∘C and 1 atm. Heat evolved during the combustion process is _________ kJ.
Given : ∆HC(CH4)=−900‌kJ‌mol−1
∆HC(C2H4)=−1400‌kJ‌mol‌‌−1

[25-Jan-2023 Shift 2]

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