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March 29, 2015

Homework Help: Chemistry

Posted by Marcelo on Saturday, June 25, 2011 at 9:43am.

A voltaic cell is based on the following two half reactions:
Fe2+(aq) + 2 eŻ ---> Fe(s); Eo = -0.44 V

Cu2+(aq) + 2 eŻ ---> Cu(s); Eo = +0.34 V

When [Cu2+] = 0.0500 M, Ecell = + 0.80 V.

What is the [Fe2+] for these conditions?

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