April 11, 2021, 06:54:11 AM
Forum Rules: Read This Before Posting


Topic: wavelengths  (Read 3182 times)

0 Members and 1 Guest are viewing this topic.

KeLlI

  • Guest
wavelengths
« on: October 28, 2004, 09:27:34 PM »
the line spectrum of litjium has a red line at 670.8nm. calculate the energy of a photon with this wavelength.please explain how to do this problem. i have no idea how to do it!

ssssss

  • Guest
Re:wavelengths
« Reply #1 on: October 29, 2004, 09:28:10 AM »
Use the Planck equation of electromagnetic waves.
E=hv.Energy is in J/photon.

Please refer your book before asking the direct questions.

Sponsored Links