Answer
Nitrogen
Work Step by Step
Nitrogen will have the larger mass percentage because hydrogen only has a 1g/mol molar mass. Even with three atoms the mass of hydrogen will only be 3g/mol compared to nitrogen's 14g/mol.
Chemistry: A Molecular Approach (3rd Edition)
by Tro, Nivaldo J.
Published by
Prentice Hall
ISBN 10:
0321809246
ISBN 13:
978-0-32180-924-7
Chapter 3 - Sections 3.1-3.12 - Exercises - Conceptual Problems - Page 136: 156d
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