Given the Standard Reaction Enthalpies Below:
N₂(g)+ O₂ $\rightarrow$ 2NO(g) $\Delta$ H° = +1805 KJ

Given the standard reaction enthalpies below:
N₂(g) + O₂ $\rightarrow$ 2NO(g)
$\Delta$ H° = +180.5 kJ.mol^-1
2NO₂(g) $\rightarrow$ N₂(g) + 2O₂(g)
$\Delta$ H° = -66.4 kJ.mol^-1
Calculate the standard reaction enthalpy for the oxidation of nitric oxide to nitrogen dioxide,
Shown below:
2NO(g) + O₂(g) $\rightarrow$ 2NO₂(g)

A) .-114.1 kJ.mol^-1
B) -246.9 kJ.mol^-1 .
C) -114.1 kJ.mol^-1
D) . -294.6 kJ.mol^-1 .
E) - 246.9 kJ.mol^-1 .