The cell 2- SCE// Ag₂ CrO4 (sat'd), CrO4 ²- (xM) /Ag is employed for the determination of pCrO4-. ESCE = 0.244 V at 25 OC The half reaction at indicator electrode Ag₂ CrO4 (s) + 2e- → 2 Ag (s) + CrO2- Eº = +0.446 V a) Calculate pCrO4 when the cell potential is 0.402 V b) What type of indicator electrode is Ag in this case?

The cell 2- SCE// Ag₂ CrO4 (sat'd), CrO4 ²- (xM) /Ag is employed for the determination of pCrO4-. ESCE = 0.244 V at 25 OC The half reaction at indicator electrode Ag₂ CrO4 (s) + 2e- → 2 Ag (s) + CrO2- Eº = +0.446 V a) Calculate pCrO4 when the cell potential is 0.402 V b) What type of indicator electrode is Ag in this case?

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter8: Electrochemistry And Ionic Solutions

Section: Chapter Questions

Problem 8.10E: For each of the following reactions, determine the overall balanced electrochemical reaction, its...

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