Posted by Michelle on Sunday, November 18, 2012 at 8:23pm.
How many mols do you have? That's M x L = mols.
There are 3 atoms U in 1 molecule of (UO2)3(PO4)3; therefore mols (UO2)3(PO4)3 x 3 = mols U
g U = mols U x atomic mass U.
Convert g to mg.
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