How much heat is released at constant pressure when 500 g

How much heat is released at constant pressure when 50.0 g of NiS reacts with excess O2 according to the reaction below?

2 NiS (s) + 3 O2 (g) = 2 NiO (s) + 2 SO2 (g) H_rxn_ = -936.2 kJ

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How much heat is released at constant pressure when 500 g : how much heat is released at constant pressure when 50.0 g of nis reacts with excess o2 according to the reaction

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