The electron in an excited hydrogen atom relaxes to the ground state while emitting a photon w What was the initial principal quantum number, n¡, of the electron in the excited state? Initial principal quantum number:

Q: A hydrogen atom absorbs a 103-nm photon. Assuming its electron begins in the ground state, what…

A: The absorption spectrum of the atomic hydrogen atom has been divided into a number of spectral…

Q: 5. Why is the wave of a moving car not detectable to the naked eye?

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Q: Determine the energy of a photon with a 678.0 nm wavelength.  I asked this question before the…

A: The wavelength of the photon is = 687.0 nm The energy of the photon is =?

Q: local AM radio station broadcasts at a frequency of 558 KHz. Calculate the energy of the frequency…

A: Radiowaves are electromagnetic waves. These waves have some wavelength, frequency, energy.Their…

Q: 10) The quantum ID particle in a box can undertake transitions to its states with higher or lower…

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Q: How does the energy of three photons from a blue light source compare with the energy of one photon…

A: The relationship between the energy of photon and wavelength is given by  where E = energy of each…

Q: When a metal was exposed to photons at a frequency of 1.48 x 105 s-1, electrons were emitted with a…

A: Given: The frequency of photon used = 1.48 × 1015 s-1. And the maximum kinetic energy of electrons…

Q: Microwave ovens emit microwave energy with a wavelength of 12.8 cm.12.8 cm. What is the energy of…

A: Relation between energy and wavelength of a photon…

Q: A laser produces 20.0 mW of red light. In 1.00 hr, the laser emits 2.29 * 1020 photons. What is the…

A: The relation between energy of a photon and wavelength is as follows,…

Q: n = 5-»n = 1 Express the frequency in inverse seconds. v- 2.94 • 10'5 Submit Previous Answers…

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Q: Calculate the energy of a photon of electromagnetic radiation at each of the following frequencies.…

A: The relation between frequency and wavelength is,

Q: A local AM radio station broadcasts at a frequency of 826 KHz. Calculate the energy of the frequency…

A: Answer:- This question is answered by using the simple concept of calculation of energy of photon…

Q: How fast must a 56.5-g tennis ball travel to have a de Broglie wavelength equal to that of a photon…

A: From given data  mass, m = 56.5 g = 56.5×10-3 kg de Broglie wavelength, ⋋ = 5400 Å= 5400 × 10-10 m…

Q: For the particle in a box, in the first excited state, only one of the following answers could be…

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Q: n= 6-n = 5 Express the frequency in inverse seconds.

A: In hydrogen spectrum, when an electron is jumped from higher energy level to lower energy level then…

Q: Due to the small size of the subatomic particles, the only way scientists learned to probe themis to…

A: Given: The speed of the electron = 3.46 × 103 Km/s = 3.46 × 106 m/s. And the error in the speed =…

Q: Compare the energy of one mole of yellow photons with a frequency of 5.33*1014 Hz to one mole of…

A: It is given that the frequency of 1 mole of photons is 5.33×1014 Hz and the wavelength of 1 mole of…

Q: An electron is confined to a one-dimensional box. The wavelength of the radiation requi red to…

A: Given, An electron is confined to a one-dimensional box. The wavelength of the radiation required to…

Q: A 753 nm krypton laser puts out 4.00 W of power with a beam 4.30 mm in diameter. The beam is pointed…

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Q: what is the energy of a photon with a frequency of 100Mhz

A: To solve this problem, we have to calculate the energy of the given frequency.   For this we will…

Q: Calculate the initial energy level when an electron in a hydrogen atom transitions into n = 4 after…

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Q: Consider the He atom with its two electrons. What are the possible excited states (i.e. terms) of He…

A: Consider the excited electron configuration of helium is 1s2s.  The two electrons in helium are now…

Q: Is it correct that all photons of the same frequency have the same energy?

A: Yes, all photons having same frequency would have same energy.The energy of photons is different…

Q: This excited atom then emits a photon of wavelength 434.1 nm. What energy level does the electron…

A: Given,434.1 nm.

Q: A ground-state H atom absorbs a photon of wavelength 91.50 nm. What higher energy level did the…

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Q: What is the energy of one mole of photons from a photon with a wavelenght of 327nm?

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Q: What is the energy of a photon corresponding to microwave radiation of frequency 1.407 1010 /s?

A: The relationship between the energy of photon and frequency of photon is given by  E = hf where E =…

Q: A local AM radio station broadcasts at a frequency of 559 KHz. Calculate the energy of the…

A: The expression of energy of the photon is shown below: E = hν where; E = energy of photon h =…

Q: Assume that a molecule absorbing a photon has two possible outcomes:  1) photolysis (bond breaking)…

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Q: If the quantum number l (lower case L) has a value of 1, the allowed values of ml are     -2,  -1,…

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Q: maximum light output (intensity) occurs at 484nm. Which of the six em ,corresponds to the largest…

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Q: Calculate the energy of a photon of electromagnetic radiation at the frequencie: 1070 kHz (typical…

A: Energy of photon is given by below relation. E=h×ν Where E is energy of photon, h is plank constant…

Q: hydrogen atom is initially four energy levels above the ground state (i.e., in the fourth excited…

A: If electron is in fourth excited state, then it is in 5th energy level.

Q: True or false? In a hydrogen atom, an electron that passes from orbital 3s to 2p releases a photon…

A: An electron gives energy in the form of radiation when it moves from higher energy level to lower…

Q: What is the frequency for the photon that has energy equal to 2.7x1015 J?

A: We know that energy of a photon is related to frequency as,…

Q: How fast must a 56.5-g tennis ball travel in order to have ade Broglie wavelength that is equal to…

A: Mass of tennis ball, m = 56.5 g or 0.0565 kg Wavelength, λ = 5400 A◦ 1 A◦ = 10-10 m So, the…