MCQ
Heat of formation of $C{O_2}(g),\,\,{H_2}O(l)$ and $C{H_4}(g)$ are $ -94.0, -68.4$ and $-17.9\, kcal$ respectively. The heat of combustion of methane is.....$kcal$
- ✓$-212.9$
- B$-136.8$
- C$-304.3$
- D$-105.2$
✓
Answer
Correct option: A.
$-212.9$
(a)Find $\Delta H$ for $C{H_4} + 2{O_2} \to C{O_2} + 2{H_2}{O_{(g)}}$.
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