Saturday

October 25, 2014

October 25, 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.

**Answer this Question**

**Related Questions**

AP Chem - A silver-copper alloy had a mass of 0.1264g. When the alloy was ...

Algebra/Math - Can you show work por favor? :) A metalworker has a metal alloy ...

Algebra - solve linear equation-an alloy of metal is 25% copper. Another alloy ...

8th grade - An alloy of metals is 25% copper .Another alloy is 50% copper. How ...

math - An alloy of metals is 25% copper. Another alloy is 50% copper. How much ...

Chemistry - A silver-copper alloy had a mass of 0.1264g. When the alloy was ...

math - An alloy of copper is 10% copper and weighs 25 pounds. A second alloy is ...

Geometry - An alloy of copper is 10% copper and weighs 25 pounds. A second alloy...

math - an alloy of metals is 20% copper. another alloy is 50% copper.how much of...

chemistry - A 1.2431 -g alloy sample was analyzed for its copper content ...