25.00 mL of 0.4600 M phosphoric acid are reacted with 94.00 mL of 0.7970 M sodium hydroxide. The sodium hydroxide is in excess. Initially, both solutions are at room temperature, 24.692°C. After the reaction is complete, the temperature of the solution has increased to 30.347°C. What is the enthalpy of the reaction in kJ/mol acid? Assume the density of the solution is 1.00g/mL and the specific heat of the solution is the same as water (4.184 J/g-K).

25.00 mL of 0.4600 M phosphoric acid are reacted with 94.00 mL of 0.7970 M sodium hydroxide. The sodium hydroxide is in excess. Initially, both solutions are at room temperature, 24.692°C. After the reaction is complete, the temperature of the solution has increased to 30.347°C. What is the enthalpy of the reaction in kJ/mol acid? Assume the density of the solution is 1.00g/mL and the specific heat of the solution is the same as water (4.184 J/g-K).

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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