4. The standard Gibbs energy of formation of PH3(g) is 13.4 kJ/mol at 298 K. Note that the standard state of phosphorus at 298 K is P4(s). If H2(g) and PH3(g) are treated as perfect gases, and their partial pressures are both 2.0 bar: (a) What is the reaction quotient, Q? (b) What is the corresponding reaction Gibbs energy for the reaction corresponding to the standard Gibbs energy of formation of PH3(g)? (c) What is the spontaneous direction of the reaction?

4. The standard Gibbs energy of formation of PH3(g) is 13.4 kJ/mol at 298 K. Note that the standard state of phosphorus at 298 K is P4(s). If H2(g) and PH3(g) are treated as perfect gases, and their partial pressures are both 2.0 bar: (a) What is the reaction quotient, Q? (b) What is the corresponding reaction Gibbs energy for the reaction corresponding to the standard Gibbs energy of formation of PH3(g)? (c) What is the spontaneous direction of the reaction?

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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