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YouTubeWayne Breslyn (Dr. B.)
Percent Composition by Mass for C2H4O2 (Acetic acid)
To find the percent composition (by mass) for each element in C2H4O2 we need to determine the molar mass for each element and for the entire C2H4O2 compound. We’ll use the following formula for percent composition by mass: Percent Composition by Mass = (Molar Mass of Element x Number of that Element)/ Molar Mass of Compound In this video I ...
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