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An Important Step in the Synthesis of Nitric Acid Is

Question 45

Multiple Choice

An important step in the synthesis of nitric acid is the conversion of ammonia to nitric oxide. 4NH3(g) + 5O2(g) 4NO(g) + 6H2O(g)
Calculate rxn for this reaction.
f [NH3(g) ] = -45.9 kJ/mol; f [NO(g) ] = 90.3 kJ/mol; f [H2O(g) ] = -241.8 kJ/mol


A) -906.0 kJ
B) -197.4 kJ
C) -105.6 kJ
D) 197.4 kJ
E) 906.0 kJ

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