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Chem help!!?
A galvanic (voltaic) cell consists of an electrode composed of iron in a 1.0 iron(II) ion solution and another electrode composed of silver in a 1.0 M silver ion solution, connected by a salt bridge. Calculate the standard potential for this cell at 25 °C. Refer to the list of standard reduction potentials.
1 Answer
- hcbiochemLv 71 year ago
Reduction half-reactions:
Ag+ + e- --> Ag(s) Eo = 0.80
Fe2+ + 2e- --> Fe(s) Eo = -0.44
Cell reaction : Fe(s) + 2 Ag+(aq) --> Fe2+(aq) + 2 Ag(s) Eo = 0.88 + 0.44 = 1.32 V
