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

MCQOPTIONS

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.	-5 J
B.	5 J
C.	10 J
D.	Cannot say
Answer» C. 10 J

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