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		Calculate molar mass | 
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| Calculations: Formula: (CH3COO)2 Molar Mass: 118.0874 g/mol 1g=8.46830398501449E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) C 4 12.011 40.69% H 6 1.0079 5.12% O 4 15.999 54.19%  | 
		
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