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MHT CET Chemistry question

ChemistryElectrochemistryMHT CET

The efficiency of a fuel cell is 80% and the standard heat of reaction is kJ. The reaction involves two electrons in redox change, the of the cell is

Answer: (A)

Solution

Efficiency = , so kJ and Missing superscript or subscript argumentE^\ominus$ = -Δ G/nF = 240000/(2×96500)

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Question ID VK-066931