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December 21, 2014

Homework Help: chemistry

Posted by Lauren on Wednesday, September 28, 2011 at 12:08am.

Fe2+(aq) + Cr2O7 2- (aq) →Fe3+(aq) + Cr3+(aq)
Balance the equation by using oxidation and reduction half reactions. What is smallest possible integer coefficient of Cr3+ in the combined balanced equation?

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