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April 19, 2014

Homework Help: chemistry

Posted by Carol on Thursday, July 7, 2011 at 1:33pm.

a 30.0 ml solution of potassium nitrate was diluted to 125 ml and 25 ml of this solution were then diluted to 150 ml. the concentration of the final solution is 0.00307 M. Calculate the concentration of the original solution.

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