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July 7, 2015

Homework Help: physics

Posted by Leah on Saturday, April 26, 2008 at 9:38pm.

An incident X-ray photon of wavelength 0.2800nm is scattered from an electron that is initially at rest. The photon is scattered at an angle of 180.0 degrees and has a wavelength of 0.2849nm. Use the conservation of linear momentum to find the momentum gained by the electron.

I have no idea how to do it!PLEASE HELP!!!

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