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Q.

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Asked by Arushi Juyal 18th March 2018, 10:41 PM
Answered by Expert
Answer:
Reversing the second equation and then adding the two we get the final equation as 
 
PbI→  Pb2+  + 2I-  ( Eo = -0.365 +0.126 = -0.239)
 
Applying Nernst equation we get 
 
Eo = -{0.0591/2}log Ksp
So, log Ksp = -{0.0591/2} / Eo =8.08
 
So, Ksp = 108 (approx value).
Answered by Expert 19th March 2018, 2:29 AM
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