Essay
Given the following standard reduction potentials in acid solution
O2 + 4H+ + 4e- 2H2O E° = +1.23 V
Sn4+ + 2e- Sn2+ E° = +0.13 V
Zn2+ + 2e- Zn(s)E° = -0.76 V
write a balanced equation for a spontaneous reaction which involves the tin and zinc redox couples.
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