Determine the enthalpy change for the oxidation of ammonia using this data. 4 NH3 (g) + 5 O2 (g) 4 NO (g) + 6 H2O (l)

N2 (g) + 3 H2 (g) 2 NH3 (g) H = -99.2 kJ N2 (g) + O2 (g) 2 NO (g) H = 180.5 kJ 2H2 (g) +O2 (g)2 H2O (l) H=-571.6kJ