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Chemistry · L4 · Electrochemistry: standard potentials, the Nernst equation, and cell types · flowchart

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by @openstemUpdated Chemistry
Two half-reactions,each with a known E°Which E° ismore positive?Cathode: reduction(keep as tabulated)Anode: oxidation(reverse the half-reaction)E°cell = E°cathode − E°anodeSign ofE°cell?Spontaneous as writtenΔG° < 0 — galvanic cell,generates current on its ownNon-spontaneous as writtenΔG° > 0 — needs an externalpower source (electrolytic)That oneThe other onePositiveNegative

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