What Is the Ecell for the Following Concentration Cell at 25°C

question 16

Multiple Choice

What is the Ecell for the following concentration cell at 25°C: Pt ∣ H₂ (g, 0.025 atm) ∣ H⁺ (0.012 M) || H⁺ (1 M) ∣ H₂ (g, 1 atm) ∣ Pt
2 H⁺(aq) + 2 e- → H₂(g)   E° = 0. V

• A) -0.16 V
• B) +0.066 V
• C) -0.132 V
• D) 0.16 V
• E) -0.066 V

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