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December 21, 2014

Homework Help: Chem

Posted by Jay on Friday, November 9, 2012 at 11:17am.

Potassium ferricyanide has an extinction coefficient of 1020 1/M*cm at 420 nm. The absorbance of a sample of unknown concentration at 420 nm is 0.4268. If the path length is 10 mm, determine the concentration of the sample

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