What is the calculated value of the cell potential at 298 K for an electrochemical cell with the following reaction, when the H₂ pressure is 7.74x10-3 atm, the H+ concentration is 1.42M, and the Ni2+ concentration is 4.99 × 10-4M? 2H+ (aq) + Ni(s) → H₂(g) + Ni²+ (aq) Ecell = V The cell reaction as written above is spontaneous for the concentrations given: Submit Answer Retry Entire Group 9 more group attempts remaining
What is the calculated value of the cell potential at 298 K for an electrochemical cell with the following reaction, when the H₂ pressure is 7.74x10-3 atm, the H+ concentration is 1.42M, and the Ni2+ concentration is 4.99 × 10-4M? 2H+ (aq) + Ni(s) → H₂(g) + Ni²+ (aq) Ecell = V The cell reaction as written above is spontaneous for the concentrations given: Submit Answer Retry Entire Group 9 more group attempts remaining
Chapter22: Bulk Electrolysis: Electrogravimetry And Coulometry
Section: Chapter Questions
Problem 22.28QAP
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What is the calculated value of the cell potential at 298 K for an electrochemical
cell with the following reaction, when the H₂ pressure is 7.74x10-3 atm, the H+
concentration is 1.42M, and the Ni2+ concentration is 4.99 × 10-¹M?
2H+ (aq) + Ni(s) → H₂(g) + Ni²+ (aq)
Ecell
=
V
The cell reaction as written above is spontaneous for the concentrations given:
Submit Answer
Retry Entire Group 9 more group attempts remaining
a
#3
O
C
73°F
E
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0
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1:43 PM
5/27/2022
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