Electrochemistry - Result Question 50

####52. What is the Ecell o for the reaction Cu2+(aq)+Sn2+(aq)+→Cu(s)+Sn4+(aq) at 25∘C if the equilibrium constant for the reaction is 1×106 ?

[1999]

(a) 0.5328V

(b) 0.3552V

(c) 0.1773V

(d) 0.7104V

Show Answer

Solution:

  1. (c) Ecell ∘=2.303RTnFlog⁡Keq=.0591nlog⁡Keq =.05912log⁡106=.0591×3=0.1773V
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