? asked in Science & MathematicsChemistry · 8 years ago

Titanium and silicon surfaces are irradiated with UV radiation with a wavelength of 249 nm.?

Titanium (phi = 6.94 x10^-19 J) and silicon (phi = 7.77 x 10^-19 J) are irradiated with UV radiation with a wavelength of 249 nm. What is the wavelength of the electrons emitted by the titanium surface?

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