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The standard emf of a Daniell cell is 1.10 V. What is the greatest amount of electrical work that can be extracted from this cell?
- 212.3 kJ
- 175.4 kJ
- 106.15 kJ
- 53.07 kJ
Correct answer: 212.3 kJ
Solution
Max electrical work = -dG = nFE = 2 * 96500 * 1.10 = 212300 J = 212.3 kJ.
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