University Physics with Modern Physics (14th Edition)

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

Chapter 39 - Particles Behaving as Waves - Problems - Exercises - Page 1313: 39.4

Answer

$7.01\times10^{-15}m$.

Work Step by Step

$\lambda=\frac{h}{p}=\frac{h}{\sqrt{2mE}}$ $\lambda=\frac{6.626\times10^{-34}J \cdot s}{\sqrt{2(6.64\times10^{-27}kg)(4.20\times 10^{6}eV)(1.60\times10^{-19}J/eV)}}$ $\lambda= 7.01\times10^{-15}m$
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