Refer to the galvanic cell below (the contents of each half-cell are written beneath each compartment): V Pt Cr 0.10 M MnO4 0.40 M Cr* 0.20 M Mn²+ 0.30 M Cr,0,²- 0.010 MH* 0.010 MH* The standard reduction potentials are as follows: MnO4 + 8H* + 5e → Mn²+ + 4H2O, ɛ° = 1.51 V Cr,0,2- + 14H* + 6e¯- ► 2Cr³* + 7H2O, ɛ° = 1.33 V When current is allowed to flow, which species is oxidized? O Cr,0,2- MnO4¯ O Mn2+

Refer to the galvanic cell below (the contents of each half-cell are written beneath each compartment): V Pt Cr 0.10 M MnO4 0.40 M Cr* 0.20 M Mn²+ 0.30 M Cr,0,²- 0.010 MH* 0.010 MH* The standard reduction potentials are as follows: MnO4 + 8H* + 5e → Mn²+ + 4H2O, ɛ° = 1.51 V Cr,0,2- + 14H* + 6e¯- ► 2Cr³* + 7H2O, ɛ° = 1.33 V When current is allowed to flow, which species is oxidized? O Cr,0,2- MnO4¯ O Mn2+

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter18: Electrochemistry

Section: Chapter Questions

Problem 150CP: Given the following two standard reduction potentials, solve for the standard reduction potential of...

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