NEET 2003 Chemistry question

Chemistry Electrochemistry NEET 2003

The e.m.f. of a Daniell cell at 298 K is .

When the concentration of is 1.0 M and that of is 0.01 M, the e.m.f. is changed to . What is the relationship between and :

(1)Correct
(2)
(3)
(4)

Answer: (1)

Solution

Cell reaction: , . Nernst equation: . Case 1: $ = E° - 0.0295 = E°

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Question ID VK-089213