Homework Answers
Add Answer to:
1) The laser on a Blu-ray player has a wavelength of 405 nm. a) What amount...
1. a. blue ray laser has a wavelength of 410 nm. a. what is the frequency...
1. a. blue ray laser has a wavelength of 410 nm. a. what is the frequency (HZ) b. a 1-second flash of blue ray laser has 5.0E-3 J of energy. how many photons make up the flash ? 2. according to the Bohr model. if He+ ion emits a photon when an electron moves from n=4 to n=2 . will you be able to see this photon with your eyes? calculate the wavelength of the photon . recall visible light...
DVDs and Blu-ray disks store information in patterns that are read by laser light. The shorter...
DVDs and Blu-ray disks store information in patterns that are read by laser light. The shorter the wavelength of the light, the closer the data tracks can be placed on the disk. Part A A Blu-ray player uses violet light; a DVD player uses red light. Which disk can store more information? Drag the terms on the left to the appropriate blanks on the right to complete the sentences. Terms: DVD Violet Red Blu-ray Disk 400nm 700nm Sentences to fill...
A laser used to weld detached retinas emits light with a wavelength of 652 nm in...
A laser used to weld detached retinas emits light with a wavelength of 652 nm in pulses that are 20.0 ms in duration. The average power expended during each pulse is 0.600 W.1) How much energy is in each pulse, in joules?2)How much energy is in each pulse, in electron volts?3)What is the energy of one photon in joules?4)What is the energy of one photon in electron volts?5)How many photons are in each pulse?
The data encoded on CDs, DVDs, and Blu-ray discs is read by lasers. Part A What...
The data encoded on CDs, DVDs, and Blu-ray discs is read by lasers. Part A What is the wavelength in nanometers of the CD laser (v = 3.85 x 1014 s-1)? Express your answer to three significant figures and include the appropriate units. LHẢ 5 + 6 3 ? Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining FIUDICIU. Part B What is the energy in joules of the CD laser (v = 3.85 x...
You shine a blu-ray beam (405 nm) directly at the back of a CD. You notice several reflections at...
Please explain how you solved the question
You shine a blu-ray beam (405 nm) directly at the back of a CD. You notice several reflections at different angles: 0 degrees, 14.3 degrees, 29.7 degrees, 48.0 degrees, and 82.0 degrees. If you shone a different beam (780 nm) at the same CD, what angles of reflection would you see?
You shine a blu-ray beam (405 nm) directly at the back of a CD. You notice several reflections at different angles: 0...
2. (a) A Helium-Neon "HeNe") laser has a wavelength of 632.8 nm. Work out the energy...
2. (a) A Helium-Neon "HeNe") laser has a wavelength of 632.8 nm. Work out the energy of a single photon from this laser, in Joules. b) Calculate that energy in electron Volts. (c) I shine a 10 mW HeNe laser beam on a piece of paper. The spot on the paper has an area of 3 mm2, and I leave the laser on for 10 seconds. How much energy has hit the paper, in Joules? How many photons have hit...
28. A red laser pointer emits light with a wavelength of 650 nm. a. What is...
28. A red laser pointer emits light with a wavelength of 650 nm. a. What is the frequency of this light? b. What is the energy of 1 mole of these photons? 29. What are all the possible values for I and my when n=3?
Please show all work and answer all questions A 1.50mW laser produces photons of wavelength 689...
Please show all work and answer all questions
A 1.50mW laser produces photons of wavelength 689 nm. a. What is the frequency of the photons? b. What is the energy in Joules and electron volts for the photons? c. How many photons per second does the laser emit? d. If the laser is used to produce photo electrons in a photoelectric experiment and the maximum kinetic energy of the electrons is found to be 0.800 eV, what is the work...
A phototube in a photoelectric device has a photosensitive element. When light of wavelength 389.2 nm...
A phototube in a photoelectric device has a photosensitive element. When light of wavelength 389.2 nm is shone on this surface, electron are emitted with a maximum kinetic energy of 1.589 x 10^-19 J/electron. What is the wavelength of a laser which will turn the photocell on and cause electrons to be ejected which have no excess energy?
1. Ultraviolet radiation has a frequency of 6.8 x 101 1/3. Calculate the energy
.1. Ultraviolet radiation has a frequency of 6.8 x 101 1/3. Calculate the energy, in joules, of the photon. 2. Find the energy, in joules per photon, of microwave radiation with a frequency of 7.91 x 10101/s. 3. A sodium vapor lamp emits light photons with a wavelength of 5.89 x 10m. What is the energy of these photons? 4. One of the electron transitions in a hydrogen atom produces infrared light with a wavelength of 7.464x 10m. What amount of energy causes...
The data encoded on CDs, DVDs, and Blu-ray discs is read by lasers. Part A What is the wavelength in nanometers of the CD laser (v = 3.85 x 1014 s-1)? Express your answer to three significant figures and include the appropriate units. LHẢ 5 + 6 3 ? Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining FIUDICIU. Part B What is the energy in joules of the CD laser (v = 3.85 x...
Please explain how you solved the question
You shine a blu-ray beam (405 nm) directly at the back of a CD. You notice several reflections at different angles: 0 degrees, 14.3 degrees, 29.7 degrees, 48.0 degrees, and 82.0 degrees. If you shone a different beam (780 nm) at the same CD, what angles of reflection would you see?
You shine a blu-ray beam (405 nm) directly at the back of a CD. You notice several reflections at different angles: 0...
2. (a) A Helium-Neon "HeNe") laser has a wavelength of 632.8 nm. Work out the energy of a single photon from this laser, in Joules. b) Calculate that energy in electron Volts. (c) I shine a 10 mW HeNe laser beam on a piece of paper. The spot on the paper has an area of 3 mm2, and I leave the laser on for 10 seconds. How much energy has hit the paper, in Joules? How many photons have hit...
28. A red laser pointer emits light with a wavelength of 650 nm. a. What is the frequency of this light? b. What is the energy of 1 mole of these photons? 29. What are all the possible values for I and my when n=3?
Please show all work and answer all questions
A 1.50mW laser produces photons of wavelength 689 nm. a. What is the frequency of the photons? b. What is the energy in Joules and electron volts for the photons? c. How many photons per second does the laser emit? d. If the laser is used to produce photo electrons in a photoelectric experiment and the maximum kinetic energy of the electrons is found to be 0.800 eV, what is the work...
.1. Ultraviolet radiation has a frequency of 6.8 x 101 1/3. Calculate the energy, in joules, of the photon. 2. Find the energy, in joules per photon, of microwave radiation with a frequency of 7.91 x 10101/s. 3. A sodium vapor lamp emits light photons with a wavelength of 5.89 x 10m. What is the energy of these photons? 4. One of the electron transitions in a hydrogen atom produces infrared light with a wavelength of 7.464x 10m. What amount of energy causes...
Most questions answered within 3 hours.
-
In Drosophila, the transition from the syncytial blastoderm
stage to the cellular blastoderm stage is a...
asked 4 minutes ago -
Project management question:
Name 3 different types of resources (hint: humans are one
type)
asked 17 minutes ago -
Consider the following reaction: C 2H 2( g) + 2H 2( g) C 2H 6(
g)...
asked 24 minutes ago -
Consider a 1.0 L buffer containing 0.092 mol L-1 HCOOH and 0.100
mol L-1 HCOO-. What...
asked 34 minutes ago -
Koch Realty has owned a vacant land with a FMV of
$775,000 and an adjusted basis...
asked 39 minutes ago -
It is estimated 29% of all adults in United States invest in
stocks and that 85%...
asked 39 minutes ago -
What does a 2-sided p value of 0.04 mean? (I am not asking if it
is...
asked 53 minutes ago -
A parallel-plate capacitor is made from two aluminum-foil
sheets, each 7.8 cmcm wide and 5.1 mmlong....
asked 54 minutes ago -
1. why is toluene a stronger nucleophile than benzene?
2.why is phenol a stronger nucleophile than...
asked 1 hour ago -
4. How can you solve for the density of the liquid from the
slope? Please show...
asked 1 hour ago -
when 2053 j of heat is added to 46.3 g of hexane C6H14 the
temperature increases...
asked 1 hour ago -
I need new and unique answers, please. (Use your own words,
don't copy and paste), Please...
asked 1 hour ago