In a typical electron microscope, the momentum of each electron is about 7.8 x 1023 kg-m/s. What is the de Broglie wavelength of the electrons?

Q: The kinetic energy of an electron is 2.74 x 10-19 J. Which of the following is closest to its de…

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Q: The wavelength of a yellow photon is 660 nm. At what kinetic energy would an electron have that…

A: Wavelength of yellow photon = 660 nm = 660 X 10-9 m Mass of electron, m = 9.11 X 10-31 kg

Q: An electron has a kinetic energy of 5.4 eV. What is the energy of a photon whose wavelength is the…

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Q: An electron is moving with a speed of 8.00 x 10° m/s. What is the speed of a proton that has the…

A: Speed of electron = 8 * 106 m/s

Q: What is the de Broglie wavelength associated with (a) an electron moving with a speed of 5.4×106…

A: The de Broglie wavelength be defined as,

Q: If the de Broglie wavelength of a particle is 1032 nm, how fast is the electron moving?

A: The expression for the speed of the moving electron,

Q: If a photon has an associated wavelength of 636 nm, what is its photon energy in electron Volts?

A: Given data:  Wavelength of the photon (λ) = 636 nm Required: The energy of photon in eV

Q: What is the velocity of an electron that has a de Broglie wavelength of approximately 1.2×10-10?

A: Given: wavelength = 1.2×10-10 m

Q: An x ray tube has an applied voltage of 100 kV. (a) What is the most energetic x-ray photon it can…

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Q: The wavelength of a yellow photon is 660 nm. At what kinetic energy would an electron have that…

A: The relation between the momentum and the de Broglie wavelength is  where, h is the Plank's…

Q: An electron is moving with a speed of 5 x 10^6 m/s (± 2 x 10^-2 m/s). Using thisinformation,…

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Q: n electron with a mass of 9.11 x 10–31 kg is accelerated to 25% the speed of light (c = 3.00 x 108…

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Q: In an electron microscope, through approximately how many volts of potential difference must…

A: Given: The DE Broglie wavelength (λ) = 1.0×10-10 m.

Q: What is the de Broglie wavelength of a electron that is moving at 8.77 x 105 m/s? Please give your…

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Q: What is the maximum speed of emitted photoelectrons if a beam of light of wavelength 200 nm is shone…

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Q: If the de Broglie wavelength of an electron is equal to 5.0 e -7-m, how fast is the electron moving?…

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Q: What is the de Broglie wavelength of a proton whose kinetic energy is 2.0 MeV? 10.0 MeV?

A: Kinetic energy of proton1: KE1 = 2.0MeV = 2.0 x 1.6 x 10-13 V = 3.2 x 10-13 V Kinetic energy of…

Q: Calculate the de Broglie wavelength of a proton moving at (a) 2.00 × 104 m/s and (b) 2.00 × 107 m/s

A: (a)   Calculate the de Broglie wavelength of a proton at 2.00×104 m/s as below.

Q: How fast must a 144 g baseball travel in order to have a de Broglie wavelength that is equal to that…

A: Given:  mass, m = 144 g = 0.144 kg  λ=100.0 pm = 10-10 m Plank's constant, h = 6.63 x 10-34 Js

Q: In an experiment designed to measure the charge-to-mass ratio of the electron, electrons are…

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Q: An electron is moving with a speed of 5 x 106 m/s (± 2  x 10 -2m/s). Using this information,…

A: given ,  speed of the electron , v = 5×106 m/s (± 2×10-2 m/s) As we know ,  mass of the electron , m…

Q: The orbital radius of an electron in a hydrogen atom is 0.846 nm.What is its de Broglie wavelength?

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Q: During a certain experiment, the de Broglie wavelength of an electron is 470 nm = 4.7 ✕ 10^−7 m,…

A: From the definition of de Broglie wavelength  λ=hp where h is Planck's constant and p is the…

Q: What is the work function

A: Explanation and answer is in next step .

Q: What are (a) the energy of a photon corresponding to wavelength 1.00 nm, (b) the kinetic energy of…

A: a) The expression for the energy of photon is,

Q: A beam of light with a frequency range of 3.01 x 1014 Hz - 6.10 × 1014 Hz is incident on a metal…

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Q: What is the  de Broglie wavelength for an electron  moving at 2.00 x 10^7 m/s?

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Q: What is the wavelength of an electron of energy(a) 10 eV, (b) 100 eV, (c) 1.0 keV?

A: (a) The energy of the electron is 10 eV. Calculation: Write the expression for the wavelength of the…

Q: The de Broglie wavelength (in nanometer) for an electron moving with 2.479 x 104 m/s is:

A: According to de-Broglie, the wavelength of an electron is inversly proportional to its momentum.

Q: Using the Broglie"s relationship, the velocity of an electron with a (mass e = 9.11×10-31 kg) having…

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Q: In a typical electron microscope, the momentum of each electron is about 1.8 x 1022 kg-m/s. What is…

A:

Q: An electron is moving with a speed of 3.00 x 10° m/s. What is the speed of a proton that has the…

A: We have to use de broglei formula here.

Q: What is the de Broglie wavelength of(a) a bullet of mass 0.040 kg travelling at the speed of 1.0…

A: Given:  (a) a bullet of mass 0.040 kg travelling at the speed of 1.0 km/s(b) a ball of mass 0.060 kg…

Q: nd Planck’s

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Q: During a certain experiment, the de Broglie wavelength of an electron is 440 nm = 4.4 × 10-7 m,…

A: Given, Wavelength=440nm=4.4×10^-7m Velocity=?

Q: By what factor does the de Broglie wavelength of a particle change if (a) its momentum is doubled or…

A: Step1 - Here we will solve part(a) of the question.             (a). its momentum is doubled…

Q: What is the wavelength of (a) a photon with energy 1.00 eV, (b) an electron with energy 1.00 eV, (c)…

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Q: An electron is accelerated from rest through a potential difference of 100 V. What is the de…

A: Given:   An electron is accelerated through a potential difference , V = 100 V   To determine: The…

Q: The de Broglie wavelength of an electron is 8.7 x 10 l m, The mass of this electron is 9.1 x 10-31…

A: The expression for find velocity of the electron is  λ=hmvv=hmλ

Q: During a certain experiment, the de Broglie wavelength of an electron is 610 nm = 6.1 x 10" m, which…

A: The given data are: λ=6.1×10-7 mm=9.1×10-31 kg Here, m represents the electron's mass.