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The work function of sodium metal is 4.41×10−19 J. If photons of wavelength 300 nm are incident on the metal, the kinetic energy of the ejected electrons will be (h=6.63×10−34 J s; c=3×108 m/s) _____ ×10−21 J. |
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Answer» The work function of sodium metal is 4.41×10−19 J. If photons of wavelength 300 nm are incident on the metal, the kinetic energy of the ejected electrons will be (h=6.63×10−34 J s; c=3×108 m/s) _____ ×10−21 J. |
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