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April 25, 2014

Homework Help: chemistry

Posted by grace on Sunday, February 6, 2011 at 7:17pm.

8.What is the mass of 4.56 moles of sulfur dioxide?
9.What is the mass of 4.56 molecules of sulfur dioxide?
10.How many formula units are in 0.456 grams of Ca3(PO4)2?
11.How many moles are in 1.5 x 10 ^23 atoms of fluorine?
12.What is the mass of 2.80 x 10 ^23 molecules of CO2?

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