Problem: If for the reaction, 2 Ag+(aq) + Co(s) →  2 Ag(s) + Co2+(aq), E is 0.97 V when  [Ag+] = 0.0025 M and [Co2+] = 0.032 M, then E° for this reaction is a. 1.08 V. b. 1.05 V. c. 0.89 V. d. 0.86 V.

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If for the reaction, 2 Ag+(aq) + Co(s) →  2 Ag(s) + Co2+(aq), E is 0.97 V when

[Ag+] = 0.0025 M and [Co2+] = 0.032 M, then E° for this reaction is

a. 1.08 V.

b. 1.05 V.

c. 0.89 V.

d. 0.86 V.

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Based on our data, we think this problem is relevant for Professor Gellene's class at TTU.