Equations provided in the second photo EK = h v - h VoKE = 1/2 mv?= mghPE =A.V = cE = h vA = h/mvEn = -- RH /n2AE = RH (1/n? - 1/n?)hv = RH (1/n? - 1/n2) 5.Titanium metal requires light with a maximum wavelength of 286 nm to emit electrons.What is the minimum energy of the photons necessary to eject electrons from titaniumvia the photoelectric effect?A.7.41 x 10-19 Jeqontolls ne al

Given: The maximum wavelength of light required to emit electrons from Titanium metal is 286 nm.

Answered: Titanium metal requires light with a…

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter5: Electron Configurations And The Periodic Table

Section: Chapter Questions

Problem 22QRT

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Heated lithium atoms emit photons of light with an energy of 2.9611019 J. Calculate the frequency and wavelength of one of these photons. What is the total energy in 1 mole of these photons? What is the color of the emitted light?
A photon with a wavelength of 93.8 nm strikes a hydrogen atom, and light is emitted by the atom. How many emission lines would be observed? At what wavelengths? Explain briefly (see Figure 6.10).
6.17 The laser in most supermarket barcode scanners operates at a wavelength of 632.8 nm. What is the energy of a single photon emitted by such a laser? What is the energy of one mole of these photons?
You are an engineer designing a switch that works by the photoelectric effect. The metal you wish to use in your device requires 6.7 1019 J/atom to remove an electron. Will the switch work if the light falling on the metal has a wavelength of 540 nm or greater? Why or why not?
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6.29 A mercury atom emits light at many wavelengths, two of which are at 435.8 and 546.1 nm. Both of these transitions are to the same final state. (a) What is the energy difference between the two states for each transition? (b) lf a transition between the two higher energy states could be observed, what would be the frequency of the light?
6.28 A neon atom cmi light at many wavelengths, two of which are at 616.4 and 638.3 nm. Both of these transitions are to the same final state. (a) What is the energy difference between the two states for each transition? (b) If a transition between the two higher energy states could be observed, what would be the frequency of the light?
One type of electromagnetic radiation has a frequency of 107.1 MHz, another type has a wavelength of 2.12 1010 m, and another type of electromagnetic radiation has photons with energy equal to 3.97 1019 J/pboton. Identify each type of electromagnetic radiation and place them in order of increasing photon energy and increasing frequency.
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Titanium metal requires light with a maximum wavelength of 286 nm to emit electrons. What is the minimum energy of the photons necessary to eject electrons from titanium via the photoelectric effect? 7.41 x 10-19 J cheo to eqontolla al enstsllo