When a sample of potassium nitrate kno3 is dissolved in, Chemistry

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When a sample of potassium nitrate kno3 is dissolved in

When a sample of potassium nitrate, KNO3, is dissolved in 150.0 g of water in a constant-pressure calorimeter, the temperature dropped from 25.00 C to 13.40 C. How much heat (in KJ) is consumed in the dissolution of this sample of KNO3? Assume the heat capacity of the calorimeter container is negligible.

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