Question

What is the heat of reaction if the heat of combustion of products is 25 J and heat of combustion of reactants is 15 J?

a.

-5 J

b.

5 J

c.

-10 J

d.

10 J

Answer: (c).-10 J

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Q. What is the heat of reaction if the heat of combustion of products is 25 J and heat of combustion of reactants is 15 J?

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