15. Using the standard reduction potential chart in your textbook, find Ecell for the following balanced reactions. Indicate whether the reaction would be spontaneous or not. a) Zn(s) + CuCl₂(aq) → ZnCl₂(aq) + Cu(s) b) 2Al(s) + 3CuCl₂(aq) →→→ 2AlCl3(aq) + 3Cu(s) A: 1.10; spontaneous d) Mg(s) + ZnCl₂(aq) → MgCl₂(aq) + Zn(s) A: 2.00; spontaneous c) 2H₂O(1) → H₂(g) + O₂(8) (Under acidic conditions where the standard reduction potential of oxygen is +1.23 V) A: -1.23; nonspontaneous A: 1.61; spontaneous
15. Using the standard reduction potential chart in your textbook, find Ecell for the following balanced reactions. Indicate whether the reaction would be spontaneous or not. a) Zn(s) + CuCl₂(aq) → ZnCl₂(aq) + Cu(s) b) 2Al(s) + 3CuCl₂(aq) →→→ 2AlCl3(aq) + 3Cu(s) A: 1.10; spontaneous d) Mg(s) + ZnCl₂(aq) → MgCl₂(aq) + Zn(s) A: 2.00; spontaneous c) 2H₂O(1) → H₂(g) + O₂(8) (Under acidic conditions where the standard reduction potential of oxygen is +1.23 V) A: -1.23; nonspontaneous A: 1.61; spontaneous
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.46QE
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