4. Given the reaction: PCls(g) = PC13(g) + Cl2(g) (AH° = +87.8 kJ/mol). Which of the following changes will cause the concentration of Cl2 to decrease? a. Increase the temperature. b. Add more PCI5 c. Compress the gas into a smaller volume. d. Remove PCI3. Add a catalyst. е. 5. Which of the ff. is NOT true about the activity coefficient? a. It increases as the concentration of electrolyte solution decreases. b. Higher activity coefficients correlate to lower ionic strength. c. It is the same for ions with the same charge. d. It departs away from unity as the charge of the ion increases. e. All are correct

4. Given the reaction: PCls(g) = PC13(g) + Cl2(g) (AH° = +87.8 kJ/mol). Which of the following changes will cause the concentration of Cl2 to decrease? a. Increase the temperature. b. Add more PCI5 c. Compress the gas into a smaller volume. d. Remove PCI3. Add a catalyst. е. 5. Which of the ff. is NOT true about the activity coefficient? a. It increases as the concentration of electrolyte solution decreases. b. Higher activity coefficients correlate to lower ionic strength. c. It is the same for ions with the same charge. d. It departs away from unity as the charge of the ion increases. e. All are correct

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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