Which statement below is not correct? O The standard hydrogen electrode has a reduction potential of zero (0) volts. O The tendency of a half-cell to gain electrons and proceed as a reduction is called the reduction potential for the half- reaction. O E° cell represents the standard cell potential, the maximum potential a cell can generate under standard conditions. O The measured cell potential for a spontaneous reaction can be positive or negative.

Which statement below is not correct? O The standard hydrogen electrode has a reduction potential of zero (0) volts. O The tendency of a half-cell to gain electrons and proceed as a reduction is called the reduction potential for the half- reaction. O E° cell represents the standard cell potential, the maximum potential a cell can generate under standard conditions. O The measured cell potential for a spontaneous reaction can be positive or negative.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter17: Electrochemistry And Its Applications

Section: Chapter Questions

Problem 92QRT

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Consider a voltaic cell in which the following reaction takes place in basic medium at 25°C. 2NO3-(aq)+3S2(aq)+4H2O3S(s)+2NO(g)+8OH(aq) (a) Calculate E°. (b) Write the Nernst equation for the cell E. (c) Calculate E under the following conditions: PNO=0.994atm,ph=13.7,[S2]=0.154M,[NO3-]=0.472M, .
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