Answer
Aluminum oxide consists of 53% aluminum, and 47% oxygen.
Work Step by Step
2.70 g Al + ? g O = 5.10 g aluminum oxide
2.7/5.1 = 0.529411765, or 0.529
That as a percentage is 52.9%, or 53%
100 - 53 = 47
1.00 - 0.53 = 0.47
0.47 = 47%
Chemistry (12th Edition)
by Wilbraham
Published by
Prentice Hall
ISBN 10:
0132525763
ISBN 13:
978-0-13252-576-3
Chapter 10 - Chemical Quantities - 10 Assessment - Page 338: 71
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