Answered: The power of a red laser (2 = 630 nm)…

The power of a red laser (2 = 630 nm) is 2.25 watts (abbreviated W, where 1 W = 1 J/s). How many photons per second does the laser emit?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: laser pulse at 500. nm contains 4.95 mJ of energy. How many photons are in the laser pulse

A: E = nhv E is energy n is number of photons h is planck's constant v is frequency and it is ratio…

Q: Consider an electron in a nanowire (approximated by a one-adimensional box) that goes from the state…

A: The energy equation for electron present in nanowire is as follows,

Q: Enormous numbers of microwave photons are needed to warm macroscopic samples of matter. A portion of…

A: The energy required is given by, E=m.C.∆T where m is the mass, C is the specific heat and ∆T is the…

Q: A 337 nm nitrogen laser puts out 2.00 W of power with a beam 4.90 mm in diameter. The beam is…

A: Energy = hcλ h is planck's constant c is speed of light λ is wavelength of light E =…

Q: A nitrogen laser generates a pulse containing 10.1 mJ of energy at a wavelength of 339.6 nm. How…

Q: When a metal is irradiated with light an electron is ejected with a speed of 1.01 x 106 m/s. If the…

A: Given data: Speed = 1.01 x 106 m/s Work function = 6.88 x 10-19 J

Q: How many photons are contained in a burst of yellow light (578 nm) from a sodium lamp that contains…

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

Q: A particular laser consumes 150.0 watts of electrical power and produces a stream of 1.33x10^19…

A: Given, 150watts = 150 J/s

Q: If the detector is capturing 3.1×108 photons per second at this wavelength, what is the total energy…

A: The energy of a photon is: This means the energy per photon is:

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: A blu ray player uses a 40mW (=0.030J/s) laser diode that emits 4.04 x 10^20 photons during a 110…

A: Power = 0.030 J/s Time = 110 minute = 110 x 60 = 6600 sec Energy (E) = P x t = 0.030 x 6600 = 198…

Q: Consider x-ray radiation with a frequency of 4.09  1016 Hz. How many photons are contained in a…

A: The relation between energy and frequency is given by

Q: A laser pulse with a wavelength of 515 nm contains 4.40 mJ of energy. How many photons are in the…

A: In the realm of quantum physics, light is not just a continuous wave but is composed of discrete…

Q: Given the relationship between wavelength, frequency and the speed of light, calculate the frequncy…

Q: What is the energy of a mole of X-ray photons that has a wavelength of 6.17 x 10-7 m?

Q: An argon laser emits photons at a wavelength of 610 nm. c = 3x108 m/s h = 6.6x1034 J/s 1 nm = 109 m

A: What is the frequency of this radiation?

Q: Calculate the energy change resulting from the emission of 1.00 mole of photons at this 470 nm…

Q: Enormous numbers of microwave photons are needed to warm macroscopic samples of matter. A portion of…

A: The formula for heat absorbed by water can be written as follow: mwaterC∆T Here C is the specific…

Q: An argon ion laser puts out 4.8 W of continuous power at a of 532 nm. The diameter of the laser beam…

A: we have to calculate the number of photons that travel through the pinhole per second

Q: A 493 g portion of soup is heated in a microwave oven from 25.0°C to 90.0°C, using radiation with a…

Q: If the frequency of a photon is 4.17x10^14 Hz, what id the energy in kJ/mol of 1 mol of these…

A: We know that , energy of a photon is related to Plank's constant as,…

Q: A liquid is exposed to infrared radiation with a wavelength of 3.14 x 10^-4 cm. Assume that all the…

A: Given : Wavelength of photon = 3.14 X 10-4 cm = 3.14 X 10-6 m (since 1…

Q: The power of a red laser (2 - 630 nm) is 3.00 watts (abbreviated W, where 1 W-1 J/s). How many…

Q: The power of a red laser (A = 630 nm) is 4.00 watts (abbreviated W, where 1W = 1 J/s). How many…

A: The photon is composed of electromagnetic waves. They are electric fields travelling in space.…

Q: Cy-dye has multiple applications in biological imaging. The energy of the photons emitted by Cy-dye…

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…

Q: What is the energy of a photon in kJ that has a wavelength of 180 mm?

Q: Calculate the energy of a photon of wavelength 45.8 nm. (Hint: Use Plank’s constant) 4.42 x 10-3 J…

A: The relationship between the energy and wavelength of photon is where h = Plank's constant = 6.626…

Q: Given the relationship between wavelength, frequency and the speed of light, calculate the frequncy…

A: According to the Plank quantum theory the energy of the photon of light is given by: Where E =…

Q: What is the power in Watts (J/s) of a research laser that emits light at a wavelength of 555 nm and…

A: Electromagnetic radiations Electromagnetic radiations are the collection of different forms of…

Q: A nitrogen laser puts out a pulse containing 35.2 mJ of energy at a wavelength of 337.1 nm. How many…

A: Given,

Q: 1 watt = 1 J/s. If a laser produces 20.0 milliwatts of red light, and 2.29E20 photons are emitted b…

A: Given is no. of photons and power and wavelength is asked.

Q: X-ray photons with a wavelength of 0.135 nmnm . Express the energy numerically in kilojoules per…

Q: What is the frequency of a photon with a=n energy of 2.00 x 10-16 J

A: Given: Energy = 2.00 x 10-16 J

Q: Determine the energy of a photon with a wavelength of 324 nm.

Q: What is the frequency in kHz of a photon with a wavelength of 50.7 nm?

A: Frequency is defined as the number of cycles per second. Wavelength is defined as the distance…

Q: Determine the frequency of a laser’s radiation that has a wavelength of 3.75 × 103 pm.

Q: Calculate the energy of a 532 nm wavelength photon. h = 6.626 × 10-34 Js c = 3.00 × 108 m/s

A: Equation used for finding energy of photon, E=hc/λ

Q: How many photons are contained in a flash of green light (525 nm) that contains 275 kJ of energy

A: The energy associated with photons of light is given by the formula E = n×hcλHere , E = energy n =…

Q: A particular sample of radiation has an energy content of 1.09x10^-3 J of energy. Calculate the…

A: Energy and number of moles of photons are related as,

Q: What is the wavelength of light (in mm) for a photon with a frequency of 1,355.0 MHz? (Remember that…

A: Given, c = 2.998 x 108 m/ s Wavelength = ?

Q: A 437 g portion of soup is heated in a microwave oven from 25.0°C to 90.0°C, using radiation with a…

A: Given, Mass of the Soup = 437g grams Initial Temperature of the Microwave Oven, Ti = 25. 0°C Final…

Q: What is the wavelength of a photon of light (in nm) whose frequency is 6.44 x 1014 Hz?

A: Answer of this question :- Wavelength :- the distance travelled by the wave during one complete…

Q: What is the wavelength of a photon energy 6.2x10-8J?

A: Relation between wavelength and energy, E=hcλ h relates to the Planck's constant c is the velocity…

Q: A 327 g portion of soup is heated in a microwave oven from 25.0°C to 90.0°C, using radiation with a…

A: Energy absorbed by the soup, E=mC∆T Energy of a photon, E'=hcλ

Question

The power of a red laser (1 = 630 nm) is 2.25 watts (abbreviated W, where 1 W = 1 J/s). How many photons per second does the laser
emit?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1 Given

VIEW

Step 2 Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Thank you
An atom in its ground state absorbs a single photon of light and then relaxes back to the ground state by emitting an infrared photon (1,200 nm) followed by an orange photon (600 nm). What is the wavelength (in nm) of the photon that was absorbed initially?
A laser pointer used in the classroom emits light at 4950 Å, at a power of 4.00 mW. (One watt is the SI unit of power, the measure of energy per unit of time. 1 W = 1 J/s). How many photons are emitted from the pointer in 115 seconds?
Calculate the energy of a photon that has a wavelength of 91.1 nm. Recall that 1 m = 109 nm.
An electron in a hydrogen atom relaxes to the n=3 level, emitting light of 234 THz (1 THz = 1012 Hz). What is the value of n for the level in which the electron originated?
What is the energy of a photon having a wavelength of 188.83 nvm ? Remember Plancks constant is 6.626 x 10^-34 j x s
A laser emits a laser pulse at a frequency of 3.76 x 10^12 Hz with total energy = 2.46 x 10^-17 J. Calculate the number of photons in this pulse.
Enormous numbers of microwave photons are needed to warm macroscopic samples of matter. A portion of soup containing 445 g of water is heated in a microwave oven from 20.0°C to 98.0°C, with radiation of wavelength 1.55x10−2 m. How many photons are absorbed by the water in the soup?
Enormous numbers of microwave photons are needed to warm macroscopic samples of matter. A portion of soup containing 109 g of water is heated in a microwave oven from 20.°C to 93.°C, with radiation of wavelength 91 mm. How many photons are absorbed by the water in the soup? The specific heat of water is 4.184 J/g°C Enter your answer, using scientific notation, in a format such as 1.2345e23 (to 4 decimal places).
An electron in a hydrogen atom relaxes to the n = 4 level, emitting a photon of 114 THz. What is thevalue of n for the level in which the electron originated?
Hospital X-ray generators emit X-rays with wavelength of about 15.0 nanometers (nm), where 1 nm=10-9 m. What is the energy of a photon of the X-rays?
A 100. W lamp emits red light of wavelength 680 nm. How many photons can the lamp generate in 26 seconds? (1W = 1J/s) Provide your answer in E- notation rounded to 2 significant figures.