What is the heat of reaction if the heat of combustion of products is – McqOptions

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1.	What is the heat of reaction if the heat of combustion of products is 10 J and heat of combustion of reactants is 15 J?
A.	t-5 J
B.	t5 J
C.	t10 J
D.	tCannot say
Answer» C. t10 J

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