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Homework Help: Photon Energy Problem

  1. Oct 22, 2006 #1
    What is the energy carried by a mole of photons of wavelength 522nm which is associated with green light?
  2. jcsd
  3. Oct 22, 2006 #2
    Find the energy carried by one photon and multiply by Avogadro's number.

    In terms of frequency the energy carried by a photon is:

    E=h \nu

    Where h is Planck's constant and [tex]\nu[/tex] is the frequency. So you have to express the frequency through the wavelength.
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