Chapter 20--Principles of R

Calculate the cell potential at 25 c based upon the

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35. Calculate the cell potential, at 25 C, based upon the overall reaction 3 Cr 2+ (aq) + 2 Al(s) ® 3 Cr(s) + 2 Al 3+ (aq) if [Cr 2+ ] = 0.15 M and [Al 3+ ] = 0.00 40 M. The stand ard redu ction pote ntials are as follo ws: Cr 2+ (aq) + 2 e ® Cr(s) E = –0.91 V Al 3+ (aq) + 3 e ® Al(s) E = –1.66 V
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