The heats of formation of N2o5(g) and NO2(g) are 11.297 and 33.85 kJ/mol, respectively at 298K. What is the heat of reaction at 298k for the reaction below.
2N2O5(g) ⇌ 4NO2 (g) + O2 (g)
2N2O5(g) ⇌ 4NO2 (g) + O2 (g)