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Answer on Physical Chemistry Question for donpe

Question #6960
conjunction with 2.1 g of iron with sulfur separated 3.77 kJ. calculate the heat of formation of iron sulfide
Expert's answer
Fe + S=FeS
nFe =2.1/55.85=0.03760

0.03760 moles-------3.77 kj
moles-----------------x kj

x=100.27 kJ

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