Pieces of potassium (Φ  = 3.68 ×× 10–19 J) and sodium (Φ  = 4.41 ×× 10–19 J) metal are exposed to radiation of wavelength 350.0 nm. What is the velocity of the electrons from sodium?

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Chapter6: The Structure Of Atoms
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Pieces of potassium (Φ  = 3.68 ×× 10–19 J) and sodium (Φ  = 4.41 ×× 10–19 J) metal are exposed to radiation of wavelength 350.0 nm. What is the velocity of the electrons from sodium?

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