Calculate the energy (in joules) of (a) a photon with wavelength 2.11 × 102 nm, and (b) a photon with frequency   1.78 × 108s−1. (c) Calculate the kinetic energy of an electron ejected by the photon in part (a) from a metal with a binding energy of 4.66 eV.

Chemistry: Principles and Practice
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Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
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Chapter7: Electronic Structure
Section: Chapter Questions
Problem 7.27QE
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 Calculate the energy (in joules) of (a) a photon with wavelength 2.11 × 102 nm, and (b) a photon with frequency  

1.78 × 108s−1. (c) Calculate the kinetic energy of an electron ejected by the photon in part (a) from a metal with a binding energy of 4.66 eV.

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