Determine the concentration of [Ni²] of S(s)| H,SO,(1.2M) || Ni³ (xM)| Ni(s) by knowing that the Eis-1 V and the pH is 7. Hint: reduction : 2 Ni¹" (aq) + 4e2Ni(s)(E"=-0.257V) oxidation: S(s) + 3H,O(1)→ H₂SO,(aq) + 4H"' (aq) + 4€°(E" =0.4491)
Determine the concentration of [Ni²] of S(s)| H,SO,(1.2M) || Ni³ (xM)| Ni(s) by knowing that the Eis-1 V and the pH is 7. Hint: reduction : 2 Ni¹" (aq) + 4e2Ni(s)(E"=-0.257V) oxidation: S(s) + 3H,O(1)→ H₂SO,(aq) + 4H"' (aq) + 4€°(E" =0.4491)
General Chemistry - Standalone book (MindTap Course List)
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Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.90QP: The cell potential of the following cell at 25C is 0.480 V. ZnZn2+(1M)H+(testsolution)H2(1atm)Pt...
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Question
![Determine the concentration of [Ni²+] of
S(s)| H,SO₂(1.2M) || Ni²+ (xM) | Ni(s) by knowing that the Ecell is -1 V and the pH
is 7.
Hint:
reduction : 2 Ni²+ (aq) + 4e¯ → 2Ni(s)(E° = -0.257V)
oxidation: S(s) + 3H₂O(1)→ H₂SO₂(aq) + 4H* (aq) + 4e¯(E° = 0.449V)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4488d82d-9aac-4035-8259-a331a76b9b0b%2Fc9ba85c0-9abd-4c64-ba7e-3d1b89c4ac99%2Fffodozh_processed.png&w=3840&q=75)
Transcribed Image Text:Determine the concentration of [Ni²+] of
S(s)| H,SO₂(1.2M) || Ni²+ (xM) | Ni(s) by knowing that the Ecell is -1 V and the pH
is 7.
Hint:
reduction : 2 Ni²+ (aq) + 4e¯ → 2Ni(s)(E° = -0.257V)
oxidation: S(s) + 3H₂O(1)→ H₂SO₂(aq) + 4H* (aq) + 4e¯(E° = 0.449V)
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