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September 16, 2014

September 16, 2014

Posted by **lara** on Wednesday, April 11, 2012 at 3:43pm.

- chem -
**DrBob222**, Wednesday, April 11, 2012 at 4:56pmConvert 0.1805 g CuO to mass Cu and substitute into the percent formula of

%Cu = (mass Cu/mass sample)*100 = ?

- chem -
**lara**, Wednesday, April 11, 2012 at 5:33pmis mass sample 0.1805?

- chem -
**DrBob222**, Wednesday, April 11, 2012 at 5:58pmNo. Mass sample is 3.7950g.

mass CuO is 0.1805 from the problem.

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