2. The equilibrium constant Kp (in atm) for the dissociation reaction of Cl₂ (g) 2C1 (g) was measured as a function of temperature (in K). A graph of [In Kp] versus [1/T] for this reaction gives a straight line with a slope of -1.427 x 104 and an intercept of 14.51. (a) The value of AH° for this dissociation reaction is? (b) The value of AS° (in J/mol K) for this dissociation reaction is? (c) The value of AG for this dissociation reaction is? (d) Based on the results, please explain whether the reaction is exothermic or endothermic and whether it is spontaneous or non-spontaneous at 25 °C.

2. The equilibrium constant Kp (in atm) for the dissociation reaction of Cl₂ (g) 2C1 (g) was measured as a function of temperature (in K). A graph of [In Kp] versus [1/T] for this reaction gives a straight line with a slope of -1.427 x 104 and an intercept of 14.51. (a) The value of AH° for this dissociation reaction is? (b) The value of AS° (in J/mol K) for this dissociation reaction is? (c) The value of AG for this dissociation reaction is? (d) Based on the results, please explain whether the reaction is exothermic or endothermic and whether it is spontaneous or non-spontaneous at 25 °C.

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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Question

2. The equilibrium constant Kp (in atm) for the dissociation reaction of
Cl₂ (g)
2C1 (g)
was measured as a function of temperature (in K). A graph of [In Kp] versus [1/T] for this reaction
gives a straight line with a slope of -1.427 x 104 and an intercept of 14.51.
(a) The value of AH° for this dissociation reaction is?
(b) The value of AS° (in J/mol K) for this dissociation reaction is?
(c) The value of AG for this dissociation reaction is?
(d) Based on the results, please explain whether the reaction is exothermic or endothermic
and whether it is spontaneous or non-spontaneous at 25 °C.

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