Calculate ∆H for the reaction 4 NH3 (g) + 5 O2 (g) → 4 NO (g) + 6 H2O (g), from the following data.  K2 T2 A2 C2  ∙ N2 (g) + O2 (g) → 2 NO (g) ∆H = ‐180.5 kJ  ∙ N2 (g) + 3 H2 (g) → 2 NH3 (g) ∆H = ‐91.8 kJ  ∙ 2 H2 (g) + O2 (g) → 2 H2O (g) ∆H = ‐483.6 kJ

Chemistry & Chemical Reactivity
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Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter24: Biochemistry
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 Calculate ∆H for the reaction 4 NH3 (g) + 5 O2 (g) → 4 NO (g) + 6 H2O (g), from the following data. 

K2 T2 A2 C2 

∙ N2 (g) + O2 (g) → 2 NO (g) ∆H = ‐180.5 kJ 

∙ N2 (g) + 3 H2 (g) → 2 NH3 (g) ∆H = ‐91.8 kJ 

∙ 2 H2 (g) + O2 (g) → 2 H2O (g) ∆H = ‐483.6 kJ

 

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