General Chemistry (4th Edition)

Published by University Science Books
ISBN 10: 1891389602
ISBN 13: 978-1-89138-960-3

Chapter 4 Early Quantum Theory - Problems - Page 133: 29


2.067 J

Work Step by Step

We find: $E_{k}=h\nu-h\nu_{0}=h\frac{c}{\lambda}-h\nu_{0}$ $=6.626\times10^{-34}\,J\cdot s\times(\frac{3.00\times10^{8}\,m/s}{400.0\times10^{-9}\,m}-4.38\times10^{14}\,s^{-1})$ $=2.067\,J$
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