the threshold frequency of cesium metal is 4.38 x 104 Hz, calculate the kinetic energy gre of an electron ejected from the surface of cesium mc n = metal when it is irradiated with light of wavelength n 4- 400.0 nm. dong SA G HUGI 4-30. The threshold frequency of a metal can be of 25 n determined from measurements of the speed of 4- the ejected electrons. Electrons were ejected from a W metal with a speed of 5.00 x 103 m.s1 when irradiated by light having a wavelength of 390.0 nm. Determine the threshold frequency of this metal.O Se 4 919 tinrecore tsprG qoc t DE BROGLIE WAVELENGTHSpnolod vldsdo Broglie wavelength of a proton

Q: 11 The threshold frequency to eject an electron from the surface of a metal is 1.95 x 10¹4 s¹. What…

A: The threshold frequency to eject an electron from the surface of a metal = 1.95 * 1014 s-1  we have…

Q: 4. A photon with an energy of 13.323 ev hits a hydrogen atom in the ground state. What level will…

A:

Q: Consider a single photon with a wavelength of λ, a frequency of v, and an energy of E. What is the…

A: Wavelength: The distance between the two successive crests or troughs of a wave is known as…

Q: Which of the following colors of electromagnetic radiation has the shortest wavelength? O A. green…

A: Wavelength is the distance between identical points (adjacent crests) in the adjacent cycles of a…

Q: Calculate n initial for the wavelength 656.3nm the n final is 4 also calculate the energy emitted by…

A: energy is emitted by a photon when its comes from excited state to lower state or ground state

Q: Using the equation and the value of the speed of light constant identified in the previous parts,…

A: Solution -

Q: If a wave has a wavelength of 2m and a velocity of 200m/s, what is its frequency?

A:

Q: Which of the light waves pictured below has the faster velocity? A m с wave B B neither or both same…

A: To solve the problem we have identify the velocity of the given waves

Q: What color of visible light has the longest wavelength?

A: As we Know,  E = hv = hc / λ Where λ is wavelength, v is frequency, c= speed of light, h = Planck…

Q: Why did you use the reciprocal of the mass? Why is the final result in kg/sec? Why did you not use…

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Q: Calculate the wavelength of a Hydrogen line that has a scale reading of 690 nm using this Helium…

A:

Q: Energy of a photon is directly proportional to the wavelength.   True False

A: Energy of a photon is directly proportional to the wavelength. 1. True 2. False

Q: OSchoology S Schoology Wave v has the greatest frequency. WAVE A WAVE B 4 5 6 7 8. 9. 10 11 POY…

A:

Q: What is the wavelength (in nm) of a laser with an energy of (9.29x10^-19) J? Answer to 3 significant…

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Q: no electrons are ejected

A:

Q: An electron in the hydrogen atom make a transition from the ground state to an excited level by…

A: The wavelength of photon is 95.0 nm  = 95.0 * 10-9 m Initial level = ni = 1  We need to determine…

Q: The frequency in the problem is expressed as 101.1 MHz. Recall that in order to solve for the…

A: Since we know that  1MHz = 106 Hz  And the unit of frequency is Hz ke s-1

Q: The speed of a photon (c) depends on its wavelength (A)

A: Since we know that wavelength and speed of photons are related with each other as…

Q: Then, use a dotted line (or a second color) to draw a second wave that has the same velocity but…

A: Wave possesses three characteristics wavelength, amplitude and frequency so, Number of oscillation…

Q: 1. What would be the frequency of a light wave that has a wavelength of 569 nm?

A: The relation between frequency and wavelength can be given by the expression λ=cν where,…

Q: For COPPER, determine the shells (n1 & n2) that correspond to each electronic transition for each…

A:

Q: With a frequecy of 93.5 kHz, cacluate wavelength in nanometers. Then energy in kilojoules.

A: Given: The frequency, (v) = 93.5 kHz = 93500 Hz (∵1 kHz = 1000 Hz or s-1).

Q: Wavelength ( in m 10" - 10 10* 10" ! 400 nm = 10⁰ 10H Which color (frequency) of light travels the…

A: Answer:Speed of light waves depend on the medium because medium particles have the tendency to…

Q: Then, use a dotted line (or a second color) to draw a second wave that has the same velocity but…

A:

Q: The de Broglie wavelength of a bullet (38.75 g) traveling at 700 m/s is ________ m.

A:

Q: Which color of the rainbow has the longest wavelength-

A: Rainbow consists of the following colors- Violet, Indigo, Blue, Green, Yellow, Orange, Red also…

Q: A spectrum containing only specific wavelengths, e.g. hydrogen, is called a __________ spectrum.…

A: Spectral lines are lines ( dark/colourful bright) that occur during the absorption or emission of…

Q: How do you find wavelengt

A: Wavelength represents the distance between two consecutive peaks.

Q: which one of following statements is correct?   Wavenumber is directly proportional to energy.…

A: We need to find out relation between wavelength, energy and frequency.

Q: Calculate the linear momentum of photons, the energy per photon (in J), and the energy per mole of…

A: Answer (a):

Q: What is/are the limitation/s of the 200-400nm wavelength/

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A:

Q: Calculate the speed of an electron with a wavelength of 820 nm

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Q: The angular momentum quantum number can be negative or positive. True False

A: Angular Momentum Quantum number tells us about the shape of orbitals ( subshells ) s,p d and f .

Q: Calculate n initial for the wavelength 434.0nm the n final is 4 also calculate the energy emitted by…

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Q: Actual wavelength of the bright green line from Observed wavelength of the bright green line REPORT…

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Q: A protein sample absorbs 25% of photons when the concentric 0.2 m. The % of protons that would be…

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Q: The line of longest wavelength in visible light for the emission spectrum of hydrogen, 656nm (Balmer…

A: Applying concept of hydrogen spectrum. 1/lemda = RH (1/n21- 1/n22)

Q: Gijven donda: ware speed Frequency Find wavelength. 140m/s =- 250 Hz

A: Given, Speed of a wave (c) = 140 m/s = 140 m.s-1 Note: 1 Hz = 1 s-1 Frequency of a wave (f) = 250 Hz…

Q: Using the equation and the value of the speed of light constant identified in the previous parts,…

A: