Friday
October 24, 2014

Homework Help: Chemistry

Posted by Mark on Sunday, March 9, 2014 at 10:21pm.

Potassium permanganate (KMnO4) solutions are used for the determination of iron in samples of unknown concentration. As a laboratory assistant, you are supposed to prepare 700. mL of a 0.200 M KMnO4 solution. What mass of KMnO4, in grams, do you need?

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