36. Consider a reaction with the following thermodynamic properties. AH = 77.7 kJ AS° = -35.7 J/(K • mol) AG°= 88.4 kJ This reaction: will be spontaneous at low temperatures. b. has bonds in the products that are weaker than the reactants. c. may have fewer and more complicated molecules in the product. d. will proceed very slowly. a.

36. Consider a reaction with the following thermodynamic properties. AH = 77.7 kJ AS° = -35.7 J/(K • mol) AG°= 88.4 kJ This reaction: will be spontaneous at low temperatures. b. has bonds in the products that are weaker than the reactants. c. may have fewer and more complicated molecules in the product. d. will proceed very slowly. a.

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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18. The thermochemical equation for the formation of ammonia from nitrogen and hydrogen is as follows: N2(g) + 3H2 (g) 5 2NH3 (g) AH=-92,2 kJ Given the system is initially at equilibrium, which of the following actions would cause the reaction to shift to the left? a. removing NH3 (g) b. removing H2 (g) c. decreasing the temperature d. adding a catalyst e. adding N2 (g)
17. If the change in free energy, AG is negative, the reaction is spontaneous in the forward direction. It is more convenient to use change in enthalpy, AH, as a criterion of spontaneity than change in entropy, AS. A. both statements are true B. the 1st statement is false and the 2nd is true C. the 1st statement is true and the 2nd is false OD. both statements are false
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