SAT, 27.11.2021 01:00 nataliahenderso

When a 0. 235-g sample of benzoic acid is combustion in a bomb calorimeter, the temperature rises 1. 642°c. When a 0. 265-g sample of caffeine, c8h10o2n4, is burned, the temperature rises 1. 525°c. Using the value 26. 38 kj/g for the heat of combustion of benzoic acid, calculate the heat of combustion per mole of caffeine at constant volume.

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