Homework Help: chemistry 101

Posted by ABCD on Friday, July 8, 2011 at 9:10pm.

How many moles of oxygen are in 3.45 mol of diphosphorus pentoxide?
options:
5.75 mol O
13.5 mol O
6.90 mol O
3.45 mol O
17.3 mol O

chemistry 101 - DrBob222, Friday, July 8, 2011 at 10:30pm
There are 5 moles oxygen atoms in 1 mole P2O5; therefore, there must be 3.45 x 5 = ?? moles oxygen in 3.45 moles.

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