PCl5(g)  ® PCl3(g)  + Cl2(g)

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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1)            PCl5(g)  ® PCl3(g)  + Cl2(g)

For the reaction above, DH° = +22.1 kilocalories per mole at 25°C:

(a)   Does the tendency of reactions to proceed to a state of minimum energy favor the formation of the products of this reaction? Explain

(b)   Does the tendency of reactions to proceed to a state of maximum entropy favor the formation of the products of this reaction?  Explain.

(c)   State whether an increase in temperature drives this reaction to the right, to the left, or has no effect.  Explain.

(d)   State whether a decrease in the volume of the system at constant temperature drives this reaction to the right, to the left or has no effect.  Explain?

Note: Please answer a, b, c, and d. Thank you.

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