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Author Question: If a hydrogen atom, originally in its ground state of energy 13.6 eV, absorbs a photon of energy ... (Read 139 times)

sarasara

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on: Jul 28, 2018
If a hydrogen atom, originally in its ground state of energy 13.6 eV, absorbs a photon of energy 22.0 eV, what is the resulting kinetic energy of the electron if the proton has negligible kinetic energy?
 a. Such a photon cannot be absorbed in this case.
  b. 8.4 eV
  c. 2.4 eV
  d. 16.0 eV

Question 2

When a cool gas is placed between a glowing wire filament source and a diffraction grating, the resultant spectrum from the grating is which one of the following?
 a. line emission
  c. line absorption
  b. continuous
  d. monochromatic


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trampas

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


sarasara

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Reply #2 on: Jul 28, 2018
Thanks


trampas

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Reply #3 on: Jul 28, 2018
Welcome :)


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