14.106 A voltaic cell is constructed in which the following reaction takes place: Cu (s) + 2Ag+ (aq) → Cu²+ (aq) + 2Ag (s) Suppose a 30.0-g piece of copper is used as the anode electrode and 25.0 g of copper remains after the reaction is stopped. If the reaction proceeded as expected, which of the following statements is correct? Choose the best answer. A 5.0 g of solid silver was produced at the cathode. B 0.0787 mol of solid silver was produced at the cathode. C 0.157 mol of electrons was transferred from Cu (s) to Ag+ (aq). D 25.0 g of solid copper was oxidized. E The anode solution becomes a lighter blue color as aqueous Cu²+ ions react to form solid copper. O O

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14.106 A voltaic cell is constructed in which the following reaction takes place:
Cu (s) + 2Ag+ (aq) → Cu²+ (aq) + 2Ag (s)
Suppose a 30.0-g piece of copper is used as the anode electrode and 25.0 g of copper remains after the reaction is stopped. If
the reaction proceeded as expected, which of the following statements is correct? Choose the best answer.
A 5.0 g of solid silver was produced at the cathode.
B 0.0787 mol of solid silver was produced at the cathode.
C 0.157 mol of electrons was transferred from Cu (s) to Ag+ (aq).
D 25.0 g of solid copper was oxidized.
E The anode solution becomes a lighter blue color as aqueous Cu²+ ions react to form solid copper.
O
Transcribed Image Text:14.106 A voltaic cell is constructed in which the following reaction takes place: Cu (s) + 2Ag+ (aq) → Cu²+ (aq) + 2Ag (s) Suppose a 30.0-g piece of copper is used as the anode electrode and 25.0 g of copper remains after the reaction is stopped. If the reaction proceeded as expected, which of the following statements is correct? Choose the best answer. A 5.0 g of solid silver was produced at the cathode. B 0.0787 mol of solid silver was produced at the cathode. C 0.157 mol of electrons was transferred from Cu (s) to Ag+ (aq). D 25.0 g of solid copper was oxidized. E The anode solution becomes a lighter blue color as aqueous Cu²+ ions react to form solid copper. O
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