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Calculate molar mass |
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Calculations: Formula: NoC2H7 Molar Mass: 290.0773 g/mol 1g=3.44735696312673E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) No 1 259 89.29% C 2 12.011 8.28% H 7 1.0079 2.43% |
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