Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The EMF of a concentration cell consisting of two zinc electrodes, one dipping into 
sol. of zinc sulphate & the other into 
sol. of the same salt at 25 
is
Text Solution
Verified by ExpertsThe correct answer is:
C
E = 0 - – 
log 
= - – 
×2 log 2
= – 0.0591 × 0.301
= – 0.0178 Volt.
If connected in reverse direction, E = 0.0178 volt.
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