Answered: Calculate the approximate energy of…

Calculate the approximate energy of visible light, given its wavelength of 1.00 x 106 m, the speed of light (3.0 x 108 m/sec), and Planck's constant (4.14 x 10-¹5 eV-sec).

Stars and Galaxies (MindTap Course List)

10th Edition

ISBN:9781337399944

Author:Michael A. Seeds

Publisher:Michael A. Seeds

Chapter7: Atoms And Spectra

Section: Chapter Questions

Problem 9P

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Concept explainers

Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”

Question

Calculate the approximate energy of visible light, given its wavelength of 1.00 x 106 m, the
speed of light (3.0 x 108 m/sec), and Planck's constant (4.14 x 10-¹5 eV-sec).

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Follow-up Question

where did the 1.602 X10^-19 come from?

given
x=1x106m
C=3x108 m/s
·b=4.14×10-15V sec
= 4:14x10-¹5x1.602X10-19 J.S.
7 = 6.63X10-34 J-5

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