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When light with a wavelength of 200 nm is incident on a certain metal surface, electrons are ejected with a maximum kinetic energy of 3.08

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When light with a wavelength of 200 nm is incident on a certain metal surface, electrons are ejected with a maximum kinetic energy of 3.08 x 10-19 J. Determine the wavelength (in nm) of light that should be used to double the maximum kinetic energy of the electrons ejected from this surface. Number Units

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