1(a) Calculate and compare the energy of the photon emitted from a He+-ion when an electron falls from the level with n = 5 to the level with n = 4, to the energy of the photon emitted from a H-atom when an electron falls from the level with n = 5 to the level with n = 4. 1(b) Calculate the de Broglie wavelength of a 5.00 g ball travelling with a velocity of 108 km/h. 1(c) What do the following quantum numbers give information about an orbital - magnetic quantum number, ml ,principal quantum number, n and orbital angular momentum quantum number, l.

Q: The Balmer series corresponds to emission spectral lines from hydrogen-like atoms transitioning from…

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Q: What is the de Broglie wavelength in meters of a mosquito weighing 1.40 mg and flying at 1.98 m/s ?

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Q: What is the de Broglie wavelength (in meters) of a 148 g baseball thrown at a velocity of 41.1…

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Q: What is the de Broglie wavelength (in meters) of a 148 g baseball thrown at a velocity of 36.1…

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Q: 5 Calculate the de Broglie wavelength of (a) a mass of1.0 g travelling at 1.0 m s-1• (b) the same.…

A: (a) a mass of 1.0 g travelling at 1.0 m s-1: De Broglie wavelength, λ=hmv…

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A: Details

Q: The Balmer series corresponds to emission spectral lines from hydrogen-like atoms transitioning from…

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Q: A 227−lb fullback runs the 40−yd dash at a speed of 17.49  0.10 mi/h. Enter your answers in…

A: since 1 pound = 0.454 kg hence 227 pound/llb= 0.454×227=103.06 Again, 1 mile= 1.61×10-3m therefore…

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Q: What is the de Broglie wavelength of an electron (m=9.11 x 10-31 kg) moving at a velocity of 4.0 x…

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Q: What is the de Broglie wavelength of an electron traveling at 3.26% of the speed of light?  (c  =…

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A: the distance between two  consecutive  crest or two consecutive trough is known as Wavelength.

Q: What is the De Broglie wavelength of a neutron (m = 1.67 x 10-24 g) moving at the speed of light…

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Q: A baseball pitcher's fastballs have been clocked at about 94 mph (1 mile = 1609 m).   (a) Calculate…

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A: We know that, E = hc/λ Where,  λ = wavelength  E = energy  h = planks constant = 6.626x10-34 J.s  c…

Q: Which region of the electromagnetic spectrum are each of these wavelengths near? A. Ultraviolet 10-8…

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Q: Calculate the de Broglie wavelength of the following:(a) an electron moving at a speed of 1.00 × 103…

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Q: What is the de Broglie wavelength (in meters) of a mosquito weighing 1.65 mg and flying at 1.42 m/s…

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Q: Consider the following energy levels of a hypothetical atom: E4 −2.21×10−19 J E3 −7.51×10−19 J E2…

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Q: What is the de Broglie wavelength of an object with a mass of m = 6.76 kg moving at a speed of v =…

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Q: 1) Calculate the de Broglie wavelength of a neutron (mn = 1.67493×10-27 kg) moving at one thousandth…

A:

Q: A 227−lb fullback runs the 40−yd dash at a speed of 16.15  0.10 mi/h. Enter your answers in…

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A: Since you have posted multiple unrelated questions, we are entitled to answer the first only.