Consider the following cell reaction at 23°C: Ca(s) + Cu+ Calculate the standard cell potential of this cell from the standard electrode potentials, and from this, obtain AG" for the cell reaction. Caleulate AH. Use these values of AH and AG" to obtain AS for the cell reaction. + Ca+ (ag) + Cu(s) *(ag)- Ca (ag) + 2e + Ca(s) E = - 2.76 V Cu+ (ag) + 2e + Cu(s) E = 0.34 V AH;(Ca*" (ag)- - 542.8 kJ/mol AH;(Cu** (ag) = 64.8 kJ/mol E' - AG = kJ kJ ΔΗ'- AS" J/K

Consider the following cell reaction at 23°C: Ca(s) + Cu+ Calculate the standard cell potential of this cell from the standard electrode potentials, and from this, obtain AG" for the cell reaction. Caleulate AH. Use these values of AH and AG" to obtain AS for the cell reaction. + Ca+ (ag) + Cu(s) (ag)- Ca (ag) + 2e + Ca(s) E = - 2.76 V Cu+ (ag) + 2e + Cu(s) E = 0.34 V AH;(Ca" (ag)- - 542.8 kJ/mol AH;(Cu** (ag) = 64.8 kJ/mol E' - AG = kJ kJ ΔΗ'- AS" J/K

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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