1. Consider a cell buffered at pH 2.00 and consists of Fe2+(aq) (0.004 M), Fe3+(aq) (0.070 M) and MnO4-(aq) (0.024M), Mn2+(aq) (0.050 M), in which Fe2+ reduces MnO4- to Mn2+. a. Write the balanced reaction. b. What is the standard cell potential? Is the cell galvanic or electrolytic? c. What is the actual cell potential at 35.0oC?

Principles of Modern Chemistry
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Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
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Chapter17: Electrochemistry
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1. Consider a cell buffered at pH 2.00 and consists of Fe2+(aq) (0.004 M), Fe3+(aq) (0.070 M) and MnO4-(aq) (0.024M), Mn2+(aq) (0.050 M), in which Fe2+ reduces MnO4- to Mn2+.
a. Write the balanced reaction.
b. What is the standard cell potential? Is the cell galvanic or electrolytic?
c. What is the actual cell potential at 35.0oC?

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