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30-DataS-EFormula

30-DataS-EFormula - 9 Smaller moles of element reacted 10 L...

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__________________________________________________________ _________ _______________ Name (Partner): Sec: Date: DATA SHEET FOR DETERMINATION OF EMPIRICAL FORMULA OF A MAGNESIUM COMPOUND ________________________________________________________________ Trial #1 Trail #2 1) Mass crucible, cover, and magnesium __________ grs __________ grs 2) Mass crucible and cover __________ grs __________ grs 3) Mass magnesium __________ grs __________ grs 4) Mass crucible, cover and magnesium oxide __________ grs __________ grs 5) Mass magnesium oxide product __________ grs __________ grs 6) Mass oxygen reacted __________ grs __________ grs 7) Moles magnesium (Mg) reacted __________ moles __________ moles 8) Moles oxygen (O) reacted __________ moles __________ moles
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Unformatted text preview: 9) Smaller moles of element reacted __________ __________ 10) L arger moles of element reacted __________ __________ 11) Divide moles larger element reacted by moles of smaller element reacted __________ __________ 12) Divide moles smaller element reacted by moles of smaller element reacted 1.00 1.00 13) Ratio moles magnesium to moles oxygen Mg: ____O:____ Mg: ___ O:____ 14) Ratios can be rounded within +/– 0.15 ___________ ___________ range. If ratio is outside this range, develop a factor to multiply ratios by to achieve whole numbers. 15) Experimental empirical formula compound __________ ___________ jpechunf02/2003 PROCEDURE EMPIRICAL FORMULA 1)...
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