What Is the Concentration of Cu²⁺ in the Following Cell

question 24

Multiple Choice

What is the concentration of Cu²⁺ in the following cell at 25°C if the cell voltage is 1.253 V? Zn ∣ Zn²⁺ (0.125 M) || Cu²⁺(?) ∣ Cu
Cu²⁺ + 2 e- → Cu(s) E° = 0.340 V
Zn²⁺ + 2 e- → Zn(s) E° = -0.763 V

• A) 0.6 M
• B) 1 × 10^-2 M
• C) 1 × 10^-6 M
• D) 9 × 10^-4 M
• E) 4 × 10^-4 M

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