A Voltaic Cell Is Prepared Using Copper and Silver

question 3

Multiple Choice

A voltaic cell is prepared using copper and silver.Its cell notation is shown below.Cu(s) | Cu²⁺(aq) || Ag⁺(aq) | Ag(s) Which reaction occurs at the cathode?

• A)Cu(s) → Cu²⁺(aq) + 2e⁻
• B)Cu²⁺(aq) + 2e⁻→ Cu(s)
• C)Ag(s) → Ag⁺(aq) + e⁻
• D)Ag⁺(aq) + e⁻ → Ag(s)
• E)Cu(s) + 2Ag⁺(aq) → Cu²⁺(aq) + 2Ag(s)

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