calculate the mass percent of carbon ,hydrogen ,oxygen in ethanol.
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Molecular formula of ethanol is C2H5OH Molar mass of ethanol is = 2 × 12 + 5 × 1 + 16 + 1 = 24 + 5 + 17 = 46 g Mass percent of carbon = 24/46×100 = 52.17% Mass percent of hydrogen = 6/46×100 = 13.1% Mass percent of oxygen = 16/46×100 = 34.7%Read more on Sarthaks.com - https://www.sarthaks.com/6588/what-is-the-percentage-of-carbon-hydrogen-and-oxygen-in-ethanol
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