Question

A half cell consist of a strip of cobalt dipped into
a 1 M solution of Co2+. If ammonium hydroxide is
added to the half cell, then what will be effect on
the emf of the cell? (Ecoz+ico = -0.277 V)
(1) Increases
(2) Decreases
(3) Remains unchanged
(4) Cannot be predicted
​

Answer 1

Answer :

2)decreases.

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Answer 2

decrease ..........

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