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 2 J and heat of combustion of reactants is 10 J?
A.	8 J
B.	-8 J
C.	4 J
D.	-4 JView answer
Answer» B. -8 J

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