Multiple Choice
Calculate rH for the combustion of ammonia,
4 NH3(g) + 7 O2(g) 4 NO2(g) + 6 H2O( )
Using standard molar enthalpies of formation.
A) +30.24 kJ/mol-rxn
B) -206.9 kJ/mol-rxn
C) -298.6 kJ/mol-rxn
D) -1398.8 kJ/mol-rxn
E) -1663.6 kJ/mol-rxn
Correct Answer:

Verified
Correct Answer:
Verified
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