2H2S(g) + SO2(g) = 3S(s) + 2H2O(9) At 298 K, the standard enthalpy change, AH°, for the reaction represented above is -145 kilojoules. (a) Predict the sign of the standard entropy change, ASº, for the reaction. Explain the basis for your prediction. (b) At 298 K, the forward reaction (i.e., toward the right) is spontaneous. What change, if any, would occur in the value of AG° for this reaction as the temperature is increased? Explain your reasoning using thermodynamic principles. (c) What change, if any, would occur in the value of the equilibrium constant, Keg, for the situation described in (b)? Explain your reasoning.

2H2S(g) + SO2(g) = 3S(s) + 2H2O(9) At 298 K, the standard enthalpy change, AH°, for the reaction represented above is -145 kilojoules. (a) Predict the sign of the standard entropy change, ASº, for the reaction. Explain the basis for your prediction. (b) At 298 K, the forward reaction (i.e., toward the right) is spontaneous. What change, if any, would occur in the value of AG° for this reaction as the temperature is increased? Explain your reasoning using thermodynamic principles. (c) What change, if any, would occur in the value of the equilibrium constant, Keg, for the situation described in (b)? Explain your reasoning.

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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