EBK PHYSICAL UNIVERSE
15th Edition
ISBN: 9780100255036
Author: KRAUSKOPF
Publisher: YUZU
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Question
Chapter 9, Problem 37E
(a)
To determine
The light spectrum observed in light from the hot filament of a light bulb.
(b)
To determine
The spectrum observed in the light from a sodium-vapor highway lamp.
(c)
To determine
The spectrum observed in the light from a light bulb surrounded by cool sodium vapor.
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9. (a) The diagram shows the lowest four energy levels of a hydrogen atom.
Energy / eV
-0.85
-1.5
-3.4
-13.6
Excited hydrogen atoms can emit light of wavelength 6.56 x 10-7 m.
i. Calculate the frequency of this light and hence the energy, in Joules, of a photon
of this wavelength.
ii. An electron made a transition between which levels for this photon to be emitted?
(b) Calculate the wavelength of the photon emitted with the greatest energy.
(c) Explain the difference in meaning between an ionised atom and an excited atom.
(2)
(3)
(4)
(3)
What are the two distinct components of X-ray spectrum emitted by an X-ray tube?
a continuous distribution of wavelengths with a sharp cut-off at short wavelength plus a series of high-intensity spikes.
a continuous distribution of wavelengths with a sharp cut-off at long wavelength plus a series of high-intensity spikes.
a discontinuous distribution of wavelengths with a sharp cut-off at short wavelength plus a series of high-intensity spikes.
a continuous distribution of wavelengths with a sharp cut-off at long wavelengthplus a series of low-intensity spikes.
b) The visible spectrum of mercury is shown below:
200,
700
Mercury 280Hg
80¹
623,4 [615,2 579 577
600
56
1546,1
(..
|502,5
ch
500
435,81
Explain what physical quantity is being measured on the scale and give the units.
407,8404,7
Explain the similarities and differences of the photons that give rise to the different
bands on the spectrum.
1
400
R
LAVEN
Chapter 9 Solutions
EBK PHYSICAL UNIVERSE
Ch. 9 - Prob. 1MCCh. 9 - Prob. 2MCCh. 9 - Prob. 3MCCh. 9 - Prob. 4MCCh. 9 - Prob. 5MCCh. 9 - Prob. 6MCCh. 9 - Prob. 7MCCh. 9 - Prob. 8MCCh. 9 - Prob. 9MCCh. 9 - Prob. 10MC
Ch. 9 - Prob. 11MCCh. 9 - Prob. 12MCCh. 9 - Prob. 13MCCh. 9 - Prob. 14MCCh. 9 - Prob. 15MCCh. 9 - Prob. 16MCCh. 9 - Prob. 17MCCh. 9 - Prob. 18MCCh. 9 - Prob. 19MCCh. 9 - Prob. 20MCCh. 9 - Prob. 21MCCh. 9 - Prob. 22MCCh. 9 - Prob. 23MCCh. 9 - Prob. 24MCCh. 9 - Prob. 25MCCh. 9 - Prob. 26MCCh. 9 - Prob. 27MCCh. 9 - Prob. 28MCCh. 9 - Prob. 29MCCh. 9 - Prob. 30MCCh. 9 - Prob. 31MCCh. 9 - Prob. 32MCCh. 9 - Prob. 33MCCh. 9 - Prob. 34MCCh. 9 - Prob. 35MCCh. 9 - Prob. 36MCCh. 9 - Prob. 37MCCh. 9 - Prob. 38MCCh. 9 - Prob. 39MCCh. 9 - Prob. 40MCCh. 9 - Prob. 41MCCh. 9 - Prob. 42MCCh. 9 - Prob. 1ECh. 9 - Prob. 2ECh. 9 - Prob. 3ECh. 9 - Prob. 4ECh. 9 - Prob. 5ECh. 9 - Prob. 6ECh. 9 - Prob. 7ECh. 9 - Prob. 8ECh. 9 - Prob. 9ECh. 9 - Prob. 10ECh. 9 - Prob. 11ECh. 9 - Prob. 12ECh. 9 - Prob. 13ECh. 9 - Prob. 14ECh. 9 - Prob. 15ECh. 9 - Prob. 16ECh. 9 - Prob. 17ECh. 9 - Prob. 18ECh. 9 - Prob. 19ECh. 9 - Prob. 20ECh. 9 - Prob. 21ECh. 9 - Prob. 22ECh. 9 - Prob. 23ECh. 9 - Prob. 24ECh. 9 - Prob. 25ECh. 9 - Prob. 26ECh. 9 - Prob. 27ECh. 9 - Prob. 28ECh. 9 - Prob. 29ECh. 9 - Prob. 30ECh. 9 - Prob. 31ECh. 9 - Prob. 32ECh. 9 - Prob. 33ECh. 9 - Prob. 34ECh. 9 - Prob. 35ECh. 9 - Prob. 36ECh. 9 - Prob. 37ECh. 9 - Prob. 38ECh. 9 - Prob. 39ECh. 9 - Prob. 40ECh. 9 - Prob. 41ECh. 9 - Prob. 42ECh. 9 - Prob. 43ECh. 9 - Prob. 44ECh. 9 - Prob. 45ECh. 9 - Prob. 46ECh. 9 - Prob. 47ECh. 9 - Prob. 48ECh. 9 - Prob. 49ECh. 9 - Prob. 50ECh. 9 - Prob. 51ECh. 9 - Prob. 52ECh. 9 - Prob. 53ECh. 9 - Prob. 54ECh. 9 - Prob. 55ECh. 9 - Prob. 56ECh. 9 - Prob. 57ECh. 9 - Prob. 58ECh. 9 - Prob. 59ECh. 9 - Prob. 60ECh. 9 - Prob. 61ECh. 9 - Prob. 62ECh. 9 - Under what circumstances do electrons exhibit...
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