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Given the two following half reactions, Cr(aq) + 3e- → Cr(s) E° = -0.74 V Hg2(aq)...

Given the two following half reactions, Cr^{3+}(aq) + 3e- → Cr(s) E° = -0.74 V Hg2^{2+}(aq) + 2e- → Hg(l) E° = +0.80 V calculate the standard emf for the following cell: Cr | Cr^{3+}|| Hg2^{2+}| Hg

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Given that Cortaq +3é Go (s) ; 6 = -0.74V Hg2+caq) +2€ -> Hg (8);€ = +0.80V For cell Cr/cat3 / right lug ; Erci ? Here oxidatPlease give better rating

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