University Physics with Modern Physics (14th Edition)

Published by Pearson
ISBN 10: 0321973615
ISBN 13: 978-0-32197-361-0

Chapter 41 - Quantum Mechanics II: Atomic Structure - Problems - Exercises - Page 1402: 41.19


a. 0.468 T. b. Three levels.

Work Step by Step

Apply the formula $\Delta U = \mu_B B$. $$B=\frac{\Delta U}{\mu_B}=\frac{2.71\times10^{-5}eV}{5.79\times10^{-5}eV/T}=0.468T$$ b. For a 3p state, $l=1$. There are 3 levels, because for $l=1$, $m_l$ has 3 values: -1, 0, and +1.
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