?When the overpotential is small, the current density is given by eqn 19D.4. Assume this

Chapter 19, Problem E19D.7(a)

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When the overpotential is small, the current density is given by eqn 19D.4. Assume this to be the case, take the surface area of the electrode to be \(1.0 \mathrm{\ cm}^{2}\) , and calculate the effective resistance at \(25^{\circ} \mathrm{C}\) of the following electrodes: (i) \(\mathrm{Pt}, \mathrm{H}_{2} \mid \mathrm{H}^{+}\) , and (ii) \(\mathrm{Hg}, \mathrm{H}_{2} \mid \mathrm{H}^{+}\) . Hint: The resistance is given by the ratio of the potential to the current.

Text Transcription:

1.0 cm^2

25^circ C

Pt, H_2 mid H^+

Hg, H_2 mid H^+

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