If a photon with an energy of 8.91 x 10-19 J hits the surface of a metal with a binding energy of 5.40 x 1019 J, what is the velocity of the electron that is ejected?

Q: Which of these transitions do you expect to release the lowest energy photon?  I II III

A: Energy of each energy level ( orbit ) is given by formula,  En = - 13.6 / n2  ( for hydrogen )…

Q: In order for a thermonuclear fusion reaction of two deuterons (GH*) to take place, the deuterons…

A: Given data contains, Velocity=1×106 m/s. The mass of deuteron is calculated as, Mass=21.67×10-27…

Q: The energy of a photon emitted when an electron underwent a transition to n = 3 energy level was…

A: The Rydberg equation is given below.

Q: How much energy is contained in 1 mol of each? gamma -ray photons with a wavelength of 2.15x10^-5 nm

A: The energy for gamma ray will be calculated as follows,

Q: A beam of radiation has an energy of 2.75×102 kJ/mol. What is the wavelength of this light?

A:

Q: In photoelectron spectroscopy, an electron is ejected from an atom by the collision of a UV photon…

A: The ionization energy of the Potassium can be calculated as -

Q: "When you heat up an element, the photons gain energy. They move from a ground state (far from the…

A: Given statement: "When you heat up an element, the photons gain energy. They move from a ground…

Q: If the wavelength of an X-ray is 0.1582nm, what is it's energy?

A: Energy of electromagnetic wave can be determined by using equation 1.E is energy, h is Planck’s…

Q: The energy of a photon emitted when an electron underwent a transition to n = 1 energy level was…

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

Q: The energy of a particular color of green light is 3.89 × 10−22 kJ

A: Given: The energy of a particular color of green light is 3.89 × 10−22 kJ

Q: binding energy

A:

Q: What is the wavelength of a radio wave that has a frequency of 9.88 x 10^8 Hz?  0.303 m  0.152 m…

A:

Q: Question 20 of 26 Submit What is the energy (in J) of a mole of photons that have a wavelength of…

A: Given -> Wavelength= 701nm  h = 6.626 × 10-34 J.s  c = 3.00 × 108 m/s

Q: What is the energy of X-ray radiation that has a wavelength of 1.00×10-11 m?

A:

Q: CO2 strongly absorbs radiation re- emitted from earth with a frequency of 2.00 x 10^14 Hz. How much…

A: For one mole of photon,Frequency of the absorb radiation,Energy in KJ = ?

Q: Light is emitted from a hydrogen lamp when electrons relax from a higher energy state ( ninitial )…

A: Given: Transition of the electron in hydrogen element is from 5 to 2. And the kinetic energy of an…

Q: An unknown metal sample is interrogated using a beam of X-rays to liberate electrons which are then…

A: Given that the wavelength of x-rays is 9.54 nm. Kinetic energy of electron is 7.3716 x 10-18 J

Q: 26. Calculate the energy of a single photon of radiation that has a frequency of 1.00 x 104 s. (h =…

A:

Q: When light is shone on a gallium plate, electrons are ejected with a kinetic energy of 137 kJ/mol.…

A:

Q: What is the wavelength of radiation that has a frequency of 2.10 x 1014 s-1?

A: To calculate wavelength of radiation, use the formula : f = c/λ λ=c/f         --------(1) where , c…

Q: In order for a thermonuclear fusion reaction of two deuterons (21 H+) to take place, the deuterons…

A:

Q: What is the wavelength (in meters) of radiation whose energy is 3.40 x 1019    Joules/sec?

A: The relation between energy and wavelength of a radiation is given by Plank-Einstein’s relation,…

Q: if an electron transition between energy levels 4 and 1 leads to a photon of blue light being…

A: The atoms of elements possess electrons in the valence shell along with their presence in the inner…

Q: A 0.817 nm wavelength X-ray photon strikes the surface of a metal. An electron emitted from the…

A: we have to calculate the binding energy of photon

Q: The binding energy of electrons in a metal is 197 kJ/mol. Find the threshold frequency of the…

A: According to the photoelectric effect, an electron from the metal surface can be ejected out when…

Q: A beam of radiation has an energy of 2.52×102 kJ/mol. What is the wavelength of this light?

A: Given: Energy of radiation = 2.52 × 102 KJ/mol = 2.52 × 105 J/mol.…

Q: In order for a thermonuclear fusion reaction of two deuterons (21 H+ ) to take place, the deuterons…

A: Mass of the deuteron can be calculated as follows: Mass of the deuteron = 2 x (1.67x10-27 kg) Mass…

Q: What is the wavelength, in nanometers, of radiation whose frequency is 2.5 x 108 s-1?

A: The formula which connects wavelength and frequency is, C = f λ where, C= speed of light = 3 ×108…

Q: The frequency of a photon of electromagnetic radiation with an energy of 1.2 x 10-18 Jis O 8.9 ×…

A:

Q: What is the energy (in kJ) of one mole of photons associated with radiaition that has a frequency of…

A:

Q: When light is shined on a thin sheet of metal, electrons are released with a kinetic energy of 5.76…

A: Kinetic energy of electrons will be equal to the energy per photon minus the binding energy . Given…

Q: A metal with a threshold frequency of 2.20x10^15 s^-1 emits an electron with a velocity of…

A: The photo electric effect equation is given below.

Q: What is the energy per photon of red light that has a wavelength of 686 nm? Note: Planck's constant…

A: Wavelength (λ) = 686 nm = 686 × 10-9 m Planck's constant = h = 6.626 x 10^-34J.s speed of light = C…