The following electrochemical cell is constructed at standard state: Mg(s) | Mg2+ || Cr2+ | Cr(s) a) State the balanced chemical reaction corresponding to this cell. How many electrons are transferred in the balanced chemical reaction? b) What should be cell potential measured for this cell under standard conditions? (Support your answer using values from OpenStax Chemistry 2e) c) If the concentration of Cr2+ is changed to 0.10 M, do you expect the cell potential to increase or decrease? Calculate the new potential.

The following electrochemical cell is constructed at standard state: Mg(s) | Mg2+ || Cr2+ | Cr(s) a) State the balanced chemical reaction corresponding to this cell. How many electrons are transferred in the balanced chemical reaction? b) What should be cell potential measured for this cell under standard conditions? (Support your answer using values from OpenStax Chemistry 2e) c) If the concentration of Cr2+ is changed to 0.10 M, do you expect the cell potential to increase or decrease? Calculate the new potential.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter18: Introduction To Electrochemistry

Section: Chapter Questions

Problem 18.18QAP

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