Standard Reduction Potentials Sn*(aq) + 2e → Sn²*(s) E° = 0.15 V K"(aq) + le → K(s) E° = -2.92 V |3D Faraday's constant is 96,485 C/mole e's An electric current of 1.00 ampere is passed through an aqueous solution of Ni(NO3)2. How long will it take to plate out exactly 1.00 mol of nickel metal, assuming 100 percent current efficiency? A. 386,000 s B. 193,000 s C. 96,500 s D. 48,200 s

Standard Reduction Potentials Sn(aq) + 2e → Sn²(s) E° = 0.15 V K"(aq) + le → K(s) E° = -2.92 V |3D Faraday's constant is 96,485 C/mole e's An electric current of 1.00 ampere is passed through an aqueous solution of Ni(NO3)2. How long will it take to plate out exactly 1.00 mol of nickel metal, assuming 100 percent current efficiency? A. 386,000 s B. 193,000 s C. 96,500 s D. 48,200 s

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 77AP

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The equation G = nF also can be applied to half-reactions. Use standard reduction potentials to estimate Gf for Fe2+ (aq) and Fe3+ (aq). Gf for e= 0.)
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