1.

What is the enthalpy change of a reaction at 35°C, if the enthalpy of reactant at 35°C and 25°C are 18 J and 10 J, and enthalpy of product at 35°C and 25°C are 12 J and 8 J, and the enthalpy change of reaction at 25°C is 15 J?

A. 9 J
B. 14 J
C. 22 J
D. 27 J
Answer» E.


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