For the reaction
$
\mathrm{CO(g) + \tfrac{1}{2}\,O_2(g) \rightarrow CO_2(g)}
$
use the following average bond energies given in $
\text{kcal mol}^{-1}
$:
C≡O: 256 O=O: 119 C=O (in $
\mathrm{CO_2}
$): 179
Determine $
\Delta H
permoleof
\mathrm{CO_2}
produced,reportingyouranswerin
\text{kJ mol}^{-1}
(1\,\text{kcal}=4.184\,\text{kJ}$).