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May 27, 2015

Homework Help: 10th grade

Posted by mary on Thursday, October 21, 2010 at 12:56pm.

What is the frequency of a photon with a wavelength of 2.50 102 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 10-34 J s.

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