Photons
A green photon (wavelength = 570 nm) is absorbed by a free hydrogen atom, initially at rest. What is the recoil speed of the hydrogen atom after absorbing the photon?
___ m/s
I just don't understand quantum mechanics - this problem seems simple, but I just don't understand how to do it.
By OTA: Yinon Shafrir, PhD
OTA Rating: 5/5
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