A galvanic cell is constructed in which the overall reac- tion is Cr,O} (aq) + 14 H¿O*(aq) + 6 I (aq) → 2 Cr* (aq) 1 3 I,(s) | 21 H,0(€) (a) Calculate AE° for this cell. (b) At pH 0, with [C»O3¯] = 1.5 M and [I-] = 0.40 M, the cell potential is found to equal 0.87 V. Calculate the concentration of Cr³*(aq) in the cell.

A galvanic cell is constructed in which the overall reac- tion is Cr,O} (aq) + 14 H¿O(aq) + 6 I (aq) → 2 Cr (aq) 1 3 I,(s) | 21 H,0(€) (a) Calculate AE° for this cell. (b) At pH 0, with [C»O3¯] = 1.5 M and [I-] = 0.40 M, the cell potential is found to equal 0.87 V. Calculate the concentration of Cr³*(aq) in the cell.

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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Question

A galvanic cell is constructed in which the overall reac-
tion is
Cr,O} (aq) + 14 H¿O*(aq) + 6 I (aq) →
2 Cr* (aq) 1 3 I,(s) | 21 H,0(€)
(a) Calculate AE° for this cell.
(b) At pH 0, with [C»O3¯] = 1.5 M and [I-] = 0.40 M,
the cell potential is found to equal 0.87 V. Calculate
the concentration of Cr³*(aq) in the cell.

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