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		Calculate molar mass | 
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| Calculations: Formula: Fe2(So4)3.6H2O Molar Mass: 507.9368 g/mol 1g=1.9687488679694E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) Fe 2 55.84 21.99% S 3 32.06 18.94% o 12 15.999 37.8% H 12 1.0079 2.38% O 6 15.999 18.9%  | 
		
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