4. a. An electron in a hydrogen atom falls from an initial energy level of n=5 to a final level of n - 2. Find the energy, frequency, and wavelength of the photon that will be [For hydrogen: E-13.6 eV/n²] emitted for this sequence. b. A photon of energy 2.794 eV is absorbed by a hydrogen atom, causing its electron to be released with a kinetic energy of 2.250 eV. In what energy level was the electron? Find the wavelength of the matter wave associated with a proton moving at a speed of
4. a. An electron in a hydrogen atom falls from an initial energy level of n=5 to a final level of n - 2. Find the energy, frequency, and wavelength of the photon that will be [For hydrogen: E-13.6 eV/n²] emitted for this sequence. b. A photon of energy 2.794 eV is absorbed by a hydrogen atom, causing its electron to be released with a kinetic energy of 2.250 eV. In what energy level was the electron? Find the wavelength of the matter wave associated with a proton moving at a speed of
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![4. a. An electron in a hydrogen atom falls from an initial energy level of n-5 to a final
level of n - 2. Find the energy, frequency, and wavelength of the photon that will be
[For hydrogen: E-13.6 eV/n²]
emitted for this sequence.
b. A photon of energy 2.794 eV is absorbed by a hydrogen atom, causing its electron to
be released with a kinetic energy of 2.250 eV. In what energy level was the electron?
c. Find the wavelength of the matter wave associated with a proton moving at a speed of
350 m/s.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F62cafd63-1199-4bdd-af76-f04ea1816f0b%2F5e7e50b1-5138-48f8-8cfe-300eca81344e%2Fzkrvnrl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. a. An electron in a hydrogen atom falls from an initial energy level of n-5 to a final
level of n - 2. Find the energy, frequency, and wavelength of the photon that will be
[For hydrogen: E-13.6 eV/n²]
emitted for this sequence.
b. A photon of energy 2.794 eV is absorbed by a hydrogen atom, causing its electron to
be released with a kinetic energy of 2.250 eV. In what energy level was the electron?
c. Find the wavelength of the matter wave associated with a proton moving at a speed of
350 m/s.
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