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Given E°Cr^3+/Cr = –0.72V, E°Fe^2+/Fe = –0.42V. The potential for the cell Cr | Cr^3+ (0.1M) | | Fe^2+ (0.01M) | Fe is

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Given E°Cr3+/Cr = –0.72V, E°Fe2+/Fe = –0.42V.
The potential for the cell
Cr | Cr3+ (0.1M) | | Fe2+ (0.01M) | Fe is

(a) –0.26V 

(b) 0.26V

(c) 0.339V 

(d) –0.339V

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