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Consider the following reactions. I.     NaCl (s) ⇌ Na+ (aq) + Cl- (aq)                 ΔG < 0     II.    Au+ (aq) + Cl- (aq) ⇌ AuCl (s)                 ΔG > 0     III.   Ag(CN)2-(aq) ⇌ Ag+(aq) + 2CN-(aq)      ΔG > 0       For which reaction(s) is the entropy of the products greater than the reactants? Which forward reaction(s) represents precipitation?

Consider the following reactions. I.     NaCl (s) ⇌ Na+ (aq) + Cl- (aq)                 ΔG < 0     II.    Au+ (aq) + Cl- (aq) ⇌ AuCl (s)                 ΔG > 0     III.   Ag(CN)2-(aq) ⇌ Ag+(aq) + 2CN-(aq)      ΔG > 0       For which reaction(s) is the entropy of the products greater than the reactants? Which forward reaction(s) represents precipitation?

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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Consider the following reactions.

I.     NaCl (s) ⇌ Na+ (aq) + Cl- (aq)                 ΔG < 0    

II.    Au+ (aq) + Cl- (aq) ⇌ AuCl (s)                 ΔG > 0    

III.   Ag(CN)2-(aq) ⇌ Ag+(aq) + 2CN-(aq)      ΔG > 0    

 

  1. For which reaction(s) is the entropy of the products greater than the reactants?
  2. Which forward reaction(s) represents precipitation?
     

     
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