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A sample of 10.6 g of KNO3 was dissolved in 251.0 g of water at 25 oC in a calorimeter. The final temperature of the solution was 21.5 oC. What is the molar heat of solution of KNO3? Assume the Csp of the solution is 4.184 J/gdeg and that the calorimeter does not gain or lose heat.

A sample of 10.6 g of KNO3 was dissolved in 251.0 g of water at 25 oC in a calorimeter. The final temperature of the solution was 21.5 oC. What is the molar heat of solution of KNO3? Assume the Csp of the solution is 4.184 J/gdeg and that the calorimeter does not gain or lose heat.

Grade:8

1 Answers

Nirmal Singh.
askIITians Faculty 44 Points
8 years ago

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Regards,
Nirmal Singh
Askiitians Faculty

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