Chemistry, 03.06.2021 19:50 kissyalexen

Light of wavelength 200.0 nm is incident on a metal plate with a threshold wavelength of 400 0 mm What is the energy of the incident photon in electron volts?
A. 2.48 x 105 eV
C. 6.20 V
b. 0.161 eV
d. 3.10 eV

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Light of wavelength 200.0 nm is incident on a metal plate with a threshold wavelength of 400 0 mm Wh...

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