Answer
122.1 u
Work Step by Step
We find, using the atomic masses on the periodic table:
Mass of B10H14 = (10.81 x 10) + (1 x 14) = 122.1 u
Chemistry: Principles and Practice (3rd Edition)
by Reger, Daniel L.; Goode, Scott R.; Ball, David W.
Published by
Cengage Learning
ISBN 10:
0534420125
ISBN 13:
978-0-53442-012-3
Chapter 2 - Atoms, Molecules, and Ions - Questions and Exercises - Exercises - Page 86: 2.76
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