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When light of frequency 4.96×1015 s-1 shines on the surface of a metal, electrons are ejected...

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Chemistry

When light of frequency 4.96×1015 s-1shines on the surface of a metal, electrons are ejected with amaximum kinetic energy of 3.88×10-19 J.

a) Calculate the wavelength of this light.

b) Find the binding energy ofelectrons to the metal.

c) What is the longest wavelength of light thatwill eject electrons from this metal?

Answer & Explanation Solved by verified expert
4.4 Ratings (800 Votes)
aTo calculate the wavelength use the following equation wavelength frequency c speed of light wavelength 4961015 s1 30 x 108 ms wavelength 605 x 108 m bTo calculate the binding energy of electrons to the metal use the following equation    See Answer
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