What is the heat of reaction for CH₄ + 2O₂ -> CO₂ + 2H₂O, if t – McqOptions

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1.	What is the heat of reaction for CH₄ + 2O₂ -> CO₂ + 2H₂O, if the heat of combustion of H₂O = 5 J, CO₂ = 10 J, O₂ = 0, and CH₄ = 25 J?
A.	-5 J
B.	5 J
C.	-10 J
D.	10 J
Answer» C. -10 J

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