Explain takes place inside a constant pressure calorimeter

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A reaction takes place inside a constant pressure calorimeter. The heat absorbed by the calorimeter is measured to be +15J. Which of the following is true?
Erxn = -15J
q = w
Erxn = 0
Hrxn = 15J
Erxn = 15J
qrxn = -15J
Hrxn = -15J

Reference no: EM13284283

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