Percent Composition Demo

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Percent Composition Demo


Equation for Percent Composition:

mass of element/substance * (100%)
mass of total substance


Example of Percent Composition: How much sugar is in bubble gum


Mass of wrapper:


Mass of gum and wrapper before chewing:


Mass of gum and wrapper after chewing:



Calculation

1. Mass of gum before chewing:




2. Mass of gum after chewing:




3. %sugar in gum:














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Last edited December 28, 2007 8:28 pm (diff)
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