oncentrations: [Ni²+] = 0.80M and [Co²+] = 0.20 M at 298.15 K. half-reaction Eº (V) Ni2+ (aq) +2e→Ni(s) -0.25 Co²+ (aq) +2e→Co(s) -0.28 Write the balanced overall reaction that powers the cell. EVE [Co(s) + Ni ²+ (aq) →) Co²+ (aq) + Ni (s) Calculate Ecell for the redox reaction. (round to 2 decimal places) What is [Ni2+] when Ecell when reaches 0.03V? (round to 2 sig figs) V

oncentrations: [Ni²+] = 0.80M and [Co²+] = 0.20 M at 298.15 K. half-reaction Eº (V) Ni2+ (aq) +2e→Ni(s) -0.25 Co²+ (aq) +2e→Co(s) -0.28 Write the balanced overall reaction that powers the cell. EVE [Co(s) + Ni ²+ (aq) →) Co²+ (aq) + Ni (s) Calculate Ecell for the redox reaction. (round to 2 decimal places) What is [Ni2+] when Ecell when reaches 0.03V? (round to 2 sig figs) V

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 76AP

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