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7-8. Predict whether the entropy change is positive or negative for each of the following _ 2H9O(s) → 2Hg(/) + Oz(9) PCb() + Cl(g) → PCI<(s) reactions: _9. How are system changes treated in the study of thermodynamics? A. Change (A) = (initial - final) B. Change (A) = (initial + final) C. Change (A) = (final – initial) D. Change (A) = (final + initial)

7-8. Predict whether the entropy change is positive or negative for each of the following _ 2H9O(s) → 2Hg(/) + Oz(9) PCb() + Cl(g) → PCI<(s) reactions: _9. How are system changes treated in the study of thermodynamics? A. Change (A) = (initial - final) B. Change (A) = (initial + final) C. Change (A) = (final – initial) D. Change (A) = (final + initial)

Chemistry
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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Answer question numbers 7-8 and 9
7-8. Predict whether the entropy change is positive or negative for each of the following 2H9O(s) → 2Hg() + Oz(g) reactions: PCl:() + Clk(9) → PCI:(s) _9. How are system changes treated in the study of thermodynamics? A. Change (A) = (initial - final) B. Change (A) = (initial + final) C. Change (A) = (final – initial) D. Change (A) = (final + initial) %3D
Transcribed Image Text:7-8. Predict whether the entropy change is positive or negative for each of the following 2H9O(s) → 2Hg() + Oz(g) reactions: PCl:() + Clk(9) → PCI:(s) _9. How are system changes treated in the study of thermodynamics? A. Change (A) = (initial - final) B. Change (A) = (initial + final) C. Change (A) = (final – initial) D. Change (A) = (final + initial) %3D
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