Neutrons, like electrons and photons, are particle-waves whose diffraction patterns can be used to determine the structures of molecules. Calculate the kinetic energy (in J) of a neutron with wavelength  51.1 pm.

Q: 35 ghz, what is the wavelength of the photons emitted, in m?

A: 1ghz = 10^9 hz We have  Velocity of light =frequency ×wavelength

Q: Calculate the energy of photons from monochromatic radiation for which the wavelength is 234.5 nm.

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Q: How many photons are produced in a laser pulse of 0.576 J at 605 nm?

A: Since wavelength is given = 605 nm = λ Hence energy of each photon is given by  E = hc/λ where E =…

Q: What is the kinetic energy (in J) of a neutron with a wavelength of 73.2 pm?

A: Wavelength = 73.2 pm = 73.2 x 10-12 m

Q: What is the wavelength (in nm) of a 5.3 g marble that is moving at a rate of 3.0 m/sec?

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Q: Ultraviolet light with a wavelength of 400 nm falls on a specific metal surface. The maximum value…

A: When a radiation of high frequency, high energy is incident on the metal surface then some free…

Q: Calculate the energy of the quantum involved in the excitation of (i) an electronic oscillation of…

A: Quantum energy involved in the excitation : i) An electron have oscillation period =2.50 fs.  Then…

Q: Calculate the average kinetic energy of ejected electrons in units of kJ / mol when a light with a…

A: There is very small correction in the question that is work function is - 435 kJ/mole not the…

Q: Give an approximate range of wavelengths for type of electromagnetic radiation and summarize the…

A: A wave is always characterized either by its wavelength or frequency. Hence depending upon the…

Q: What is the wavelength in nm of a photon of light emitted from a hydrogen atom if an electron is…

A: The wavelength in nm of a photon of light emitted from a hydrogen atom if an electron is transferred…

Q: How many moles of photons are emitted in one second from a 3.6 MW laser pointer emitting light with…

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Q: The dust in a molecular cloud emits at maximum intensity at a wavelength of 57 µm. What is the…

A: The relationship between wavelength of the spectra emitted and the temperature can be explained by…

Q: The ionization potential of the hydrogen atom is 13.6V. Calculate: (a.) The speed of an electron…

A: E=13.6eVLet speed of electron=v, which could ionize the hydrogen atomHere,  kinetic energy…

Q: The wavefunction of one of the d orbitals is proportional to sin2θ sin 2ϕ. At what angles does it…

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Q: Of the following electronic transitions in the H .5 atom, which one represents absorption of visible…

A: The longest wavelength that a ground-state hydrogen atom can absorb is associated with the n = 1 to…

Q: Calculate the wavelength, frequency, and wavenumber of the n = 2 → n = 1 transition in He+.

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Q: The total energy of a mole of photons of a particular type of IR light is 10.7025 kJ. What is the…

A: Energy of one photon is inversely proportional to the wavelength of the radiation. Higher the energy…

Q: Give an approximate range of wavelengths for type of electromagnetic radiation and summarize the…

A: SOLUTION: Step 1: The electromagnetic waves of different frequency are called by different names…

Q: How many photons are produced in a laser pulse of 0.361 J at 653 nm?

A: Given, energy of laser pulse = 0.361 J Wavelength = 653 nm   1 nm = 10-9 m 653 nm = 653 x 10-9 m

Q: Q10. The appearance of quantization effects in the nanometre range is due to... O O O O All of them…

A: The size and appearance of nanometre range depends on the mobility of electrons .

Q: Give an approximate range of wavelengths for type of electromagnetic radiation and summarize the…

A: Electromagnetic radiations are classified based on their frequency ν or their wavelength λ = c/ ν.

Q: A rotating diatomic molecule absorbs radiation and has moment of inertia, I, equal to 1.00 x 10-46…

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Q: Light-induced degradation of molecules, also called photobleaching, is a serious problem in…

A: Given that, Number of photons = 106 Power = 1 mW = 10-3 W Wavelengthλ = 488 nm = 4.88 x 10-7 m…

Q: 2. Arrange the following elactromagnetic radiation in order of their increasing energy. Radio,…

A: Electromagnetic radiation is the form of energy carrying electrical and magnetic waves

Q: If a nitrogen molecule is trapped in a hypothetical 1-D box of length 1.10 cm, at what value of the…

A: Translational energy :-            It is the energy which is associated with displacement of a…

Q: Calculate the wavelength of a photon needed to excite a transition between neighbouring energy…

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Q: 421) The moment of inertia of an SF, molecule is 3.07 x 10 kg m. What is the minimum energy needed…

A: Given, the moment of inertia of an SF6 molecule = 3.07×10-45 kg m2 The minimum energy needed to…

Q: basic principle of absorption of radiation in the visible region

A: Answer - Absorption of radiation -  Absorption of electromagnetic radiation is how matter…

Q: The refractive index of water is 0.33 .a 1.33 .b O 1.5 .c O 0.5 .d O

A: Refractive index is inversely proportional to velocity of light in that particular medium. So more…

Q: The energy required for the excitation from the 2nd to the 3rd excited levels in a particle moving…

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Q: 2. What is the frequency of an X-ray radiation of wavelength 9.41 x 10 1° m?

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Q: The C-H bond in ethanol vibrates at a frequency of 3000 cm ¹. What frequency (s 1) of light is…

A: Light is required to change the vibrational quantum from v=0 to v=1,  that has same energy as the…

Q: To what speed must a proton be accelerated from rest for it to have a de Broglie wavelength of 100…

A: Given: Wavelength = 100 pm or 1×10-10 m The de Broglie wavelength is given by the expression: λ = hp…

Q: What is the speed of a photoelectron ejected from an orbital of ionization energy 12.0 eV by a…

A: Photoelectric effect equation: hcλ = φ  + 12mv2  6.626 x 10-34 x 3 x 108100 x 10-9 = 12.0 x 1.6 x…

Q: In general, how do IR radiations compare in energetic magnitude with those of UV, X-rays and…

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Q: how many photons are there in a 7.00 mJ laser beam of wavelength 785 nm?

A: The wavelength is given as 785 nm and the energy of 1 photon having this wavelength is calculated…

Q: Calculate the energy of a mole of photons of UV light with a wavelength of 254 nm.

A: The energy of one photon is given by the relation: E = hcλwhere,h is Planck's constant = 6.626 ×…

Q: Which of the following transitions are allowed in the electronic emission spectrum of a hydrogenic…

A: Only those transition are allowed  in the electronic emission spectrum of a hydrogenic atom for whom…

Q: The electronic spectrum of the molecule butadiene, H2C=CH–CH=CH2, can be approximated using the…

A: The energy value and ∆E for a particle in a 1D box are as:

Q: A hydrogen atom rotates in three dimensions at a fixed distance of 100 pm from a fixed point. Ca…

A: The energy of particle with quantum number that is given is calculated using the formula, E=J22mr2…

Q: Which of the following transitions are allowed in the electronic emission spectrum of a hydrogenic…

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