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September 20, 2014

Homework Help: chem

Posted by Lindsay on Wednesday, November 2, 2011 at 9:53pm.

The mass of an electron is 9.11\times 10^{-31}~\rm kg. If the de Broglie wavelength for an electron in a hydrogen atom is 3.31\times 10^{-10}~\rm m, how fast is the electron moving relative to the speed of light? The speed of light is 3.00\times10^8 ~\rm m/s.

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