General Chemistry (4th Edition)

Published by University Science Books
ISBN 10: 1891389602
ISBN 13: 978-1-89138-960-3

Chapter 2 Atoms and Molecules - Problems - Page 72: 18

Answer

Mass percentages of carbon in ethanol = 52.16% Mass percentages of hydrogen in ethanol = 13.24% Mass percentages of oxygen in ethanol = 34.6%

Work Step by Step

Mass percentages of carbon in ethanol = Mass of Carbon / Mass of Etahnol x 100 Mass percentages of Oxygen in ethanol = Mass of Oxygen / Mass of Etahnol x 100 Mass percentages of Hydrogen in ethanol = Mass of Hydrogen / Mass of Etahnol x 100
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