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April 18, 2014

Homework Help: chemistry

Posted by Tim on Monday, October 1, 2012 at 7:00pm.

A 25.00 mL solution of potassium nitrate (KNO3) was diluted to 125.0 mL, and 25.00 mL of this solution were then diluted to 1.000 103 mL. The concentration of the final solution is 0.00421 M. Calculate the concentration of the original solution.

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