For the Cell Cu(s)| Cu²⁺ || Ag⁺ | Ag(s),the Standard

question 91

Multiple Choice

For the cell Cu(s) | Cu²⁺ || Ag⁺ | Ag(s) ,the standard cell potential is 0.46 V.A cell using these reagents was made,and the observed potential was 0.16 V at 25^oC.What is a possible explanation for the observed voltage?

• A)The Ag⁺ concentration was larger than the Cu²⁺ concentration.
• B)The Cu²⁺ concentration was larger than the Ag⁺ concentration.
• C)The Ag electrode was twice as large as the Cu electrode.
• D)The volume of the Cu²⁺ solution was larger than the volume of the Ag⁺ solution.
• E)The volume of the Ag⁺ solution was larger than the volume of the Cu²⁺ solution.

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