Dissolving 3.0 g of CaCl2(s) in 150.0 g of water in a calorimeter at 22.4 °C causes the temperature to rise to 25.8 °C. What is the change in enthalpy for the dissolution of CaCl2 in kJ/mol? Assume the specific heat of the solution is 4.184 J g1 °C. a. Calculate the heat of the solution from gsoln = msoln Cs.soln ATsoln. (Hint: Pay attention to the mass in the equation: It is the mass of the solution.)

Dissolving 3.0 g of CaCl2(s) in 150.0 g of water in a calorimeter at 22.4 °C causes the temperature to rise to 25.8 °C. What is the change in enthalpy for the dissolution of CaCl2 in kJ/mol? Assume the specific heat of the solution is 4.184 J g1 °C. a. Calculate the heat of the solution from gsoln = msoln Cs.soln ATsoln. (Hint: Pay attention to the mass in the equation: It is the mass of the solution.)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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