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Question

what is nernst equation for zinc-mercuric oxide cell?

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Solution

The overall reaction of Zinc - mercury oxide isZn + HgO + H2O Zn(OH)2 + HgNernst equation isE = E0 - 0.0591 n log [anodic solution concentration][cathodic solution concentration] = E0 - 0.0591 2 log [Zn2+][Hg2+]

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