Practice question
Question
What is the standard emf of a cell with the reaction Co(s) + 2Ag⁺(aq) → Co²⁺(aq) + 2Ag(s) ? (Given: E°Co²⁺/Co = -0.28 V , E°Ag⁺/Ag = 0.80 V )
Explanation
E°cell = E°cathode - E°anode = 0.80 - (-0.28) = 1.08 V .
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