When light is shone on a gallium plate, electrons are ejected with a kinetic energy of 137 kJ/mol. If the binding energy of Ga is 6.92×10-19 J/e-, what is the wavelength of the light? Express your answer in nm to 3 significant figures. λ = ? nm

Q: A gamma ray has a wavelength of 2.45 ✕ 10-13 m. What is its frequency

A: The wavelength to frequency formula is given by- Speed = Frequency x Wavelength OR Wavelength =…

Q: where is energy in Joules, h is Planck's constant ( 6.626 x 10-34 J-s), c is the speed of light (…

A: Energy & wavelength are related to each other as E = WhereE is energy in Joules,h is Planck's…

Q: Describe the types of radiation emitted by electrons in hydrogen atoms for the following…

A:

Q: Calculate the wavelength (in meters) associated with a neutron with a mass of 1.675 x 10⁻²⁴ g and a…

A: Given  Mass of Neutron ( m ) = 1.675 × 10-24 gram  Kinetic Energy ( K.E )    =  6.21 × 10-21 Joule…

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: What is the wavelength (in nm) of blue light that has a frequency of 6.69 × 1014 s-1? (c = 3.00 ×…

A:

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

A: Interpretation-  The power of a red laser ( λ = 630 nm ) is 3.00 watt where 1 W= 1 J/s . Then here…

Q: What is the energy, in joules, of electromagentic radiation with a wavelength of 4.75 x 10-11 m?…

A: We have give that Wavelength = λ = 4.75 x 10-11 m Speed of light = c = 2.998 x 108 m/s Plank's…

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: What wavelength , in m, does an alpha particle have if it is traveling at 15% the speed of light c?…

A: The gap that held between two consecutive points in any wave is stated as "wavelength". The common…

Q: What is the wavelength (in nm) of blue light that has a frequency of 6.59 × 10¹⁴ s⁻¹? (c = 3.00 ×…

A:

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: If particles have wavelike motion, explain why we don't observe that motion for large objects in the…

A: According to De Broglie, a matter can have dual character i.e. particle nature or wave nature. He…

Q: What is the energy of a Photon of radiation with frequency of 1X 1010S-1? A) 3X 1090 J 3.) IX 1045J…

A: Energy of photon can be calculated using Planck’s equation, E = hv E is the energy h is the Planck's…

Q: Calculate the energy to completely separate an electron from a proton that is 190.0 pmpm away.…

A:

Q: A 100-watt lightbulb radiates energy at a rate of 100 J/s (The watt, a unit of power, or energy over…

A: Answer:Here:

Q: Determine the longest wavelength (in nm) of light required to remove an electron from a sample of…

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: What is the wavelength (in nm) of a photon if the energy is 7.27 x 10- 19 J? (h = 6.626 x 10 34 J•…

A: Given :- energy of a photon = 7.27 × 10-19 J  h = 6.626 × 10-34 J.s  To calculate :-  wavelength of…

Q: The energy in Joules of a photon with a wavelength of 750 nm is E.EE x 10-19 . (c = 99792458 x10®…

A: Energy of the photon of blue light (Ep) = hc/ λ h = plank's constant = 6.626 x 10-34J-sec c = speed…

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

A:

Q: Which ion has emission at the lower frequency?

A: given-emission from the n = 5 state to the ground state from U +91 and B +4. to find-Which ion has…

Q: What is the wavelength (in nm) of a photon if the energy is 7.49 x 1019 J? (h = 6.626 x 10 34 J•s)

A:

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: What is the wavelength (in nm) of blue light that has a frequency of 6.69 × 10¹⁴ s⁻¹? (c = 3.00 ×…

A: Please find the file attached for explanation

Q: Lithium metal has a threshold frequency of 6.94 x 10¹4 s with a wavelength of 129 nm strikes a…

A:

Q: What is the wavelength (in nm) of blue light that has a frequency of 6.65 *1014s-1? (c=3.00

A: Wavelength and frequency of a wave is related as  frequency = speed of pightwavelength

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: An X-ray photon with a wavelength of 0.962 nm strikes a surface. The emitted electron has a kinetic…

A:

Q: In the following equation what is Ry? E =-R₁ 1 2 nº O the speed of light: 3.0 × 108 m/s the number…

A:

Q: The binding energy of a certain metal is 331 kJ/mol of electrons. What is the kinetic energy (in…

A: Answer:- This question is answered by using the simple concept of photoelectric effect in which…

Q: The green light emitted by a stoplight has a wavelength of 529nm. what is the frequency of this…

A: Given values- Wavelength = 529nm =529 ×10^(-9)m 1 nm = 1 × 10^(-9)m c (speed of light) = 3.00×…