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		Calculate molar mass | 
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| Calculations: Formula: NaSO4*5H2O Molar Mass: 393.0446 g/mol 1g=2.54424052639319E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) Na 1 22.9898 5.85% S 1 32.06 8.16% O 21 15.999 85.48% H 2 1.0079 0.51%  | 
		
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