You shine a monochromatic light with a wavelength of 207 nm

Last updated: 6/8/2023

You shine a monochromatic light with a wavelength of 207 nm on a metal surface The maximum kinetic energy of the electrons emitted from the metal is 6 4x10 19 J What is the work function of the metal O 1 6 10 19 J O 3 2x10 19 J 9 6x10 19 J O 6 4 10 19 J O 1 1x10 18 J