A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2Cr³+ (aq) + 3 Ca(s) → 2Cr(s) + 3Ca²+ (aq) Suppose the cell is prepared with 6.35 M Cr³+ in one half-cell and 0.492 M Ca²+ in the other half. Calculate the cell voltage under these conditions. Cr³+ (aq) + 3e → Cr(s) Ered = -0.744 V Ca2+ (aq) + 2e →→ Ca(s) Ered= -2.868 V The standard cell potential (E°) for this galvanic cell is +2.124 There are 6 galvanic cell. Under these conditions, the reaction quotient is 0.00295 volatage is 2.15 moles of electrons transferred during to operate this V. In order to increase the cell voltage for this cell ✔ [ Select] V. and the cell It is impossible to change the voltage Not enough information Q>1 Q< 1

A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 2Cr³+ (aq) + 3 Ca(s) → 2Cr(s) + 3Ca²+ (aq) Suppose the cell is prepared with 6.35 M Cr³+ in one half-cell and 0.492 M Ca²+ in the other half. Calculate the cell voltage under these conditions. Cr³+ (aq) + 3e → Cr(s) Ered = -0.744 V Ca2+ (aq) + 2e →→ Ca(s) Ered= -2.868 V The standard cell potential (E°) for this galvanic cell is +2.124 There are 6 galvanic cell. Under these conditions, the reaction quotient is 0.00295 volatage is 2.15 moles of electrons transferred during to operate this V. In order to increase the cell voltage for this cell ✔ [ Select] V. and the cell It is impossible to change the voltage Not enough information Q>1 Q< 1

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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