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September 4, 2015

Homework Help: chemistry

Posted by Anonymous on Monday, May 3, 2010 at 11:46am.

Given:
Cr3+(aq) + 3e每  Cr(s); E∼ = 每0.74 V
Pb2+(aq) + 2e每  Pb(s); E∼ = 每0.13 V
What is the standard cell potential for the following reaction?
2Cr(s) + 3Pb2+(aq) ↙ 3Pb(s) + 2Cr3+(aq)

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