Percent Composition and Formula Compounds

Percent Composition and Formula Compounds - Molecular...

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Percent Composition and Formula Compounds % composition = mass of an individual element in a compound divided by the total mass of the compound x 100% Derivation of Formulas from Elemental Composition Empirical Formula - smallest whole-number ratio of atoms present in a compound CH 2 is the empirical formula for alkenes No alkene exists that has 1 C and 2 H’s
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Unformatted text preview: Molecular Formula - actual numbers of atoms of each element present in a molecule of the compound Ethene C 2 H 4 Pentene C 5 H 10 We determine the empirical and molecular formulas of a compound from the percent composition of the compound. percent composition is determined experimentally...
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This note was uploaded on 10/15/2011 for the course CHEM 1211 taught by Professor Atwood during the Fall '07 term at University of Georgia Athens.

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