CBSE Class 12-science Answered
Write Nernst equation and find out the emf of the following cell:
Asked by Ujjwal Kumar | 22 Sep, 2010, 07:19: PM
Expert Answer
as we know that hydrogen undergoes more oxidation than bromine.hence the nernest equation will be
E = Eo - 0.059/n log [Br-]2/[H+]2
where n=2
=1.80 -.059/2 log (.010)2/( .030)2
= 1.80 - .059 /2 log .11
= 1.80 - .059 /2 *(-.954)
= 1.80 - (-.0281)
= 1.82 V
Answered by | 23 Sep, 2010, 01:16: AM
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