A Voltaic Cell Is Made by Placing an Iron Electrode

question 7

Multiple Choice

A voltaic cell is made by placing an iron electrode in a compartment in which the Fe²⁺ concentration is 3.0 × 10^-5 M and by placing a Pt electrode in the other compartment,in which the H⁺ concentration is 3.10 M and = 1.00 atm.The Fe²⁺/Fe half-cell reduction potential is -0.41 V,and the H⁺/H₂ half-cell reduction potential is 0.00 V.What is E for the cell at 25^oC?

• A)0.10 V
• B)0.57 V
• C)0.27 V
• D)0.25 V
• E)0.56 V

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