Ahydrogen atom, initially at rest, emits an ultraviolet
Chapter 30, Problem 42(choose chapter or problem)
Ahydrogen atom, initially at rest, emits an ultraviolet photon with a wavelength of . What is the recoil speed of the atom after emitting the photon?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer