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December 4, 2016

Homework Help: chemistry

Posted by Mely on Sunday, September 19, 2010 at 10:27am.

Calculate the mass in g of each of the following.

a. 2.3×10^22 H2O molecules

b. 6.16×10^20 SO3 molecules

c. 5.0×1025 O3 molecules

d. 9.82×1019 CCl2F2 molecules

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