Published by:
CGP EDU Academic Team
Published on: August 11, 2026
Mark the false statement
A
A salt bridge is used to eliminate liquid junction potential
B
The Gibbs free energy change, 
is related with electromotive force 
, as 
is related with electromotive force , as
C
Nernst equation for single electrode potential is 
D
The efficiency of a hydrogen oxygen fuel cell is 23%
Text Solution
Verified by ExpertsThe correct answer is:
D
Practically only 60-70% efficiency has been attained.
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