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May 25, 2015

Homework Help: chem

Posted by CHEMCHEM on Monday, April 18, 2011 at 4:23pm.

An aspirin tablet weighing 0.475 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolved
the tablet in hot NaOH and the cooled solution was diluted with DI water to the mark in a 250 mL volumetric flask. Exactly 3.00 mL
of the solution was pipetted into a 100 mL volumetric flask and diluted to the mark with FeCl3 solution.
The concentration of the diluted solution is???

ive tried it a couple times but i cant figure it out....

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