Question

$H_{2}(g)+\frac{1}{2}O_{2}(g)\longrightarrow H_{2}O(g)$, ΔH = –242 kJ $mol^{-1}$. Bond energy of $H_{2}$ and $O_{2}$ are 436 kJ $mol^{-1}$ and 500 kJ $mol^{-1}$ respectively. What is bond energy of O-H bond.

Answer 1

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