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What is E°cell for the following reaction? 2 Ag(s) + Sn2+(aq) → 2 Ag+(aq) + Sn(s)
Ag+(aq) + e- → Ag(s) E° = 0.80 V
Sn4+(aq) + 2e? →Sn2+(aq) E° = 0.13 V
Sn2+(aq) + 2e- → Sn(s) E° = -0.14 V
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