A collection of hydrogen atoms in the ground state is illuminated with ultraviolet light of wavelength 59.0 nm. Find the kinetic energy of the emitted electrons.
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A: Kinetic energy, K = 7.17 eV = 7.17×1.6×10-19 JWavelength, λ = 5.23 x 10^-12 mMass, m = ?
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A: Here use Compton shifting formula
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Q: A ball has a mass of 0.22 kg just before it strikes the Earth after being dropped from a building…
A: Mass = 0.22kg Distance covered (s) = 42.9 m
Q: A collection of hydrogen atoms in the ground state is illu- minated with ultraviolet light of…
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Q: Calculate the de Broglie wavelength of a proton moving at 2.61 x 104 m/s and 2.34 x 108 m/s. (a)…
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Q: Calculate the de Broglie wavelength of a proton moving at 3.26 × 10 m/s and 2.22 x 10° m/s. (a) 3.26…
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Q: The incident wavelength of 210 nm is used to test the photo electric effect on a sodium metal. The…
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Q: A particle of matter is moving with a kinetic energy of 5.63 eV. Its de Broglie wavelength is 2.10 x…
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A: Given lifetime △t= 3.0××10^−7 s
Q: A photon interacts with a ground-state electron in a hydrogen atom and is absorbed. The electron is…
A: Given: wavelength = 3.188 × 10-15 m
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Q: An electron has a kinetic energy of 4.1 × 10–¹³ J. 46. What is the electron's speed? (a) 0.960c (b)…
A: Energy, E = 4.1×10-13 J Electron's speed, v = ? Wavelength, λ = ?
Q: A particle of matter is moving with a kinetic energy of 7.23 eV. Its de Broglie wavelength is 2.87 x…
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