Consider the given half-reactions that occur at the cathode and anode in an electrolysis reaction at T = 298 K. cathode: Al3+(aq, 0.19 M) + 3 e- 2 Al(s) anode: Au(s) Au3+(aq, 0.16 M) + 3 e- Standard reduction potentials can be found in the table of standard reduction potentials. What voltage must be applied to drive the net reaction if current is negligible? Ecell = V Calculate the ohmic potential of the cell if the cell has a resistance of 2.3 2 and a current of 270 mA. Eohmic = V Calculate the potential that needs to be applied to drive the reaction considering the calculated ohmic potential, an anodic overpotential of 0.14 V, and a cathodic overpotential of 0.65 V.

Consider the given half-reactions that occur at the cathode and anode in an electrolysis reaction at T = 298 K. cathode: Al3+(aq, 0.19 M) + 3 e- 2 Al(s) anode: Au(s) Au3+(aq, 0.16 M) + 3 e- Standard reduction potentials can be found in the table of standard reduction potentials. What voltage must be applied to drive the net reaction if current is negligible? Ecell = V Calculate the ohmic potential of the cell if the cell has a resistance of 2.3 2 and a current of 270 mA. Eohmic = V Calculate the potential that needs to be applied to drive the reaction considering the calculated ohmic potential, an anodic overpotential of 0.14 V, and a cathodic overpotential of 0.65 V.

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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