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A Voltaic Cell Is Made by Placing an Iron Electrode

Question 15

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A voltaic cell is made by placing an iron electrode in a compartment in which the Fe2+ concentration is 2.0 × 10-5 M and by placing a Pt electrode in the other compartment,in which the H+ concentration is 3.4 M and A voltaic cell is made by placing an iron electrode in a compartment in which the Fe<sup>2+</sup> concentration is 2.0 × 10<sup>-5</sup> M and by placing a Pt electrode in the other compartment,in which the H<sup>+</sup> concentration is 3.4 M and   = 1.00 atm.The Fe<sup>2+</sup>/Fe half-cell reduction potential is -0.41 V,and the H<sup>+</sup>/H<sub>2</sub> half-cell reduction potential is 0.00 V.What is the value of E° for this cell,and which electrode is the anode? A) 0.41 V,Fe B) 0.90 V,Pt C) -0.41 V,Pt D) -0.41 V,Fe E) 0.41 V,Pt = 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 the value of E° for this cell,and which electrode is the anode?


A) 0.41 V,Fe
B) 0.90 V,Pt
C) -0.41 V,Pt
D) -0.41 V,Fe
E) 0.41 V,Pt

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