Question

How much heat is absorbed/released when 35.00 g of NH3(g) reacts in the presence of excess (g) to produce NO(g) and H2O(l) according to the following chemical equation?
4 NH3(g) + 5 O2(g) -> 4 NO(g) + 6 H2O(l) ΔH = 1168 kJ
A) 600.1 kJ of heat are absorbed.
B) 600.1 kJ of heat are released.
C) 2400 kJ of heat are absorbed.
D) 2400 kJ of heat are released.

Answer

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