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S OMWA S oue was 112 11. Freeing an Electron Suppose that at least 13.1 eV...
Suppose that at least 15.4 eV is needed to free an electron from a particular element,...
Suppose that at least 15.4 eV is needed to free an electron from a particular element, i.e., to ionize the atom. What is the lowest frequency photon which can accomplish this? And, what is the corresponding wavelength for that photon? Give frequency for answer 1 and wavelength for answer 2.
Suppose that at least 17.8 eV is needed to free an electron from a particular element,...
Suppose that at least 17.8 eV is needed to free an electron from a particular element, i.e., to ionize the atom. What is the lowest frequency photon which can accomplish this? And, what is the corresponding wavelength for that photon? Give frequency for answer 1 and wavelength for answer 2.
Suppose that at least 14.6 eV is needed to free an electron from a particular element,...
Suppose that at least 14.6 eV is needed to free an electron from a particular element, i.e., to ionize the atom. What is the lowest frequency photon which can accomplish this? And, what is the corresponding wavelength for that photon? Give frequency for answer 1 and wavelength for answer 2. Remember, energy depends upon the frequency of the radiation.
WILL HAVURI S I due Wed 11 Photoelectric effect (2) mer Notes Evaluate The work function...
WILL HAVURI S I due Wed 11 Photoelectric effect (2) mer Notes Evaluate The work function of a certain metal iso = 2.95 ev. Determine the minimum frequency of light fo for which photoelectrons are emitted from the metal. (Planck's constant is: h = 4.1357x10-15 eVs.) Submit Answer Tries 0/20 Determine the corresponding wavelength of light. (Possibly useful constant: hc - 1240 eVnm.) Submit Answer Tries 0/20 Calculate the kinetic energy of the emitted electrons if the frequency of the...
A; You are measuring the lattice constant (the distance between planes of atoms) of a sample...
A; You are measuring the lattice constant (the distance between planes of atoms) of a sample crystal using X-ray diffraction. The crystal structure is known to be SC or simple cubic. Your X-ray tube produces X-rays with a wavelength of 0.630 nm. You observe the first diffraction peak at an angle of 28.5°. What is the lattice constant of the crystal? _____??? B: Suppose that at least 21.5 eV is needed to free an electron from a particular element, i.e.,...
written explanation please 11. If a photon has a frequency of 1.00 x 1014 Hz (Hz=cycles/s),...
written explanation please
11. If a photon has a frequency of 1.00 x 1014 Hz (Hz=cycles/s), what is the lowest energy of level of a hydrogen atom from which it can remove (ionize) an electron? & En=2,170 [ h] (a) 1 (b) 2 (c) 5 (d) 6 (e) 7 E=hu 1. What is the de Delia avvelength ofan molar.
In the ground state of the Hydrogen atom the energy of the electron is E state...
In the ground state of the Hydrogen atom the energy of the electron is E state of the He ion? -13.61 eV. What is the energy of the electron in the ground Submit Answer Tries 0/20 What is the energy of the electron in the ground state of the u** ion? Submit Arower Tries 0/20 The electron in the Helon is excited to the n-2 principal state. What is the energy of the electron now? Submit Awer Tries 0/20 What...
Suppose that an electron is trapped in a one- dimensional, infinite potential well of width 250...
Suppose that an electron is trapped in a one- dimensional, infinite potential well of width 250 nm is excited from the 2nd excited state to the fifth excited state. What energy must be transferred to the electron in order to make this transition? Answer: 1.62 x 10^-4 eV Check Correct Marks for this submission: 2.00/2.00. What wavelength photon does this correspond to? Answer: 75.15*10^-4m Check Considering all of the possible ways that the excited electron can de-excite back down to...
Suppose that at least 14.6 eV is needed to free an electron from a particular element, i.e., to ionize the atom. What is the lowest frequency photon which can accomplish this? And, what is the corresponding wavelength for that photon? Give frequency for answer 1 and wavelength for answer 2. Remember, energy depends upon the frequency of the radiation.
WILL HAVURI S I due Wed 11 Photoelectric effect (2) mer Notes Evaluate The work function of a certain metal iso = 2.95 ev. Determine the minimum frequency of light fo for which photoelectrons are emitted from the metal. (Planck's constant is: h = 4.1357x10-15 eVs.) Submit Answer Tries 0/20 Determine the corresponding wavelength of light. (Possibly useful constant: hc - 1240 eVnm.) Submit Answer Tries 0/20 Calculate the kinetic energy of the emitted electrons if the frequency of the...
written explanation please
11. If a photon has a frequency of 1.00 x 1014 Hz (Hz=cycles/s), what is the lowest energy of level of a hydrogen atom from which it can remove (ionize) an electron? & En=2,170 [ h] (a) 1 (b) 2 (c) 5 (d) 6 (e) 7 E=hu 1. What is the de Delia avvelength ofan molar.
In the ground state of the Hydrogen atom the energy of the electron is E state of the He ion? -13.61 eV. What is the energy of the electron in the ground Submit Answer Tries 0/20 What is the energy of the electron in the ground state of the u** ion? Submit Arower Tries 0/20 The electron in the Helon is excited to the n-2 principal state. What is the energy of the electron now? Submit Awer Tries 0/20 What...
Suppose that an electron is trapped in a one- dimensional, infinite potential well of width 250 nm is excited from the 2nd excited state to the fifth excited state. What energy must be transferred to the electron in order to make this transition? Answer: 1.62 x 10^-4 eV Check Correct Marks for this submission: 2.00/2.00. What wavelength photon does this correspond to? Answer: 75.15*10^-4m Check Considering all of the possible ways that the excited electron can de-excite back down to...
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