Power Supply Cu* (aq) + 2 e Cu(s) - An external direct-current power supply is connected to two platinum electrodes immersed in a beaker containing 1.0 M CuSO4(ag) at 25'C, as shown in the diagram above. As the cell operates, copper metal is deposited onto one electrode and Ozg) is produced at the other electrode. The two reduction half-reactions for the overall reaction that occurs in the cell are shown in the table below. Half-Reaction E(V) Oz() + 4 H (aq) +4 e2 H2O) +1.23 Cu" (aq) + 2 e → Cus) +0.34 (a) On the diagram, indicate the direction of electron flow in the wire. (b) Write a balanced net ionic equation for the electrolysis reaction that occurs in the cell. (c) Predict the algebraic sign of AG' for the reaction. Justify your prediction.

Power Supply Cu* (aq) + 2 e Cu(s) - An external direct-current power supply is connected to two platinum electrodes immersed in a beaker containing 1.0 M CuSO4(ag) at 25'C, as shown in the diagram above. As the cell operates, copper metal is deposited onto one electrode and Ozg) is produced at the other electrode. The two reduction half-reactions for the overall reaction that occurs in the cell are shown in the table below. Half-Reaction E(V) Oz() + 4 H (aq) +4 e2 H2O) +1.23 Cu" (aq) + 2 e → Cus) +0.34 (a) On the diagram, indicate the direction of electron flow in the wire. (b) Write a balanced net ionic equation for the electrolysis reaction that occurs in the cell. (c) Predict the algebraic sign of AG' for the reaction. Justify your prediction.

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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