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A silicon (Φ = 7.77 × 10-19 J) surface is irradiated with UV radiation with a...

A silicon (Φ = 7.77 × 10-19 J) surface is irradiated with UV radiation with a wavelength of 245 nm. Assume an electron was a mass of 9.11 x 10-31 kg

What is the frequency of the incident radiation? ____ /s

What is the kinetic energy of the emitted electrons? ____J

What is the speed of the emitted electrons? ____ m/s

What is the wavelength of the emitted electrons? ____nm

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