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		Calculate molar mass | 
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| Calculations: Formula: B3H9 Molar Mass: 41.5041 g/mol 1g=2.40940051705735E-02 mol Percent composition (by mass): Element Count Atom Mass %(by mass) B 3 10.811 78.14% H 9 1.0079 21.86%  | 
		
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