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April 20, 2014

Homework Help: chemistry.

Posted by Denmark on Saturday, October 24, 2009 at 6:17am.

A student was asked to make some copper(II) sulfate-5-5 (CuSO4.5(H2O) BY reacting copper(II) oxide (CuO) with sulfuric acid.
a) Calculate the molar mass of the copper (II) sulfate-5-water
which is (64+32+64) + (10+80)=250 mol

b)Calculate the amount (in mol) of copper (II) sulfate-5-water in a 10,0g sample?

C) Calculate the mass of copper (II) oxide needed to make the 10,0g sample?

Can anyone help me with question b,c??

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