Given the following half-reactions occurring in the silver-zinc hearing aid battery, calculate the voltage at 25°C of this battery. ZnO(s) + H2O(1) +2 e-→Zn(s) +2 OH- Ag20(s) + H2O(1) + 2 e- →2 Ag(s) +2 OH- A) +0.858 V E° = -1.260 V E° = +0.342 V В) -1.602 V C) -0.858 V D) +1.602 V E) +1.402 V

Given the following half-reactions occurring in the silver-zinc hearing aid battery, calculate the voltage at 25°C of this battery. ZnO(s) + H2O(1) +2 e-→Zn(s) +2 OH- Ag20(s) + H2O(1) + 2 e- →2 Ag(s) +2 OH- A) +0.858 V E° = -1.260 V E° = +0.342 V В) -1.602 V C) -0.858 V D) +1.602 V E) +1.402 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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