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High-purity benzoic acid (C6H5COOH; deltaH for combustion= =3227 kJ/mol) is used as a standard for calibrating...

High-purity benzoic acid (C6H5COOH; deltaH for combustion= =3227 kJ/mol) is used as a standard for calibrating bomb calorimeters. A 1.221-g sample burns in a calorimeter (heat capacity= 1365 J/degrees celcius) that contains exactly 1.950 kg water. What temperature change is observed?

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