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Work functions, d, are usually listed in units of electron volts, e V, where 1 eV = 1.602 X 10 J. What is the

Work functions, d, are usually listed in units of electron volts, e V, where 1 eV = 1.602 X 10 J. What is the velocity of an electron emitted by Li (6 = 2.90 eV) if light having a frequency of 4.77 1015 s is absorbed?

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