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April 18, 2014

Homework Help: Chemistry

Posted by Anonymous on Wednesday, September 19, 2012 at 10:56am.

Given the density of copper 8.96g/mL, zinc 7.14g/mL, and brass 8.36g/mL. What is the fraction of copper and zinc in brass (expressed as %)? Please show me step by step how to calculate this. Thank you.

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