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April 24, 2014

Homework Help: chemistry

Posted by Fai on Friday, November 23, 2012 at 2:41pm.

A 0.682g sample of impure NAHco3 yielded a solid residue consisting of NAc03 and other solid with a mass of 0.467g. What was the mass percent of NAc03 in the sample.

The right 85.4%
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