1.

Given, C(s)+O2(g)→CO2(g) ΔH=−94.2 kcal H2(g)+12O2(g)→H2O(l) ΔH=−68.3 kcal CH4(g)+2O2(g)→CO2(g)+2H2O(l) ΔH=−210.8 kcal The heat of formation of methane in kcal will be :

Answer»

Given,
C(s)+O2(g)→CO2(g) ΔH=−94.2 kcal
H2(g)+12O2(g)→H2O(l) ΔH=−68.3 kcal
CH4(g)+2O2(g)→CO2(g)+2H2O(l) ΔH=−210.8 kcal
The heat of formation of methane in kcal will be :


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