An isotope of beryllium (atomic mass 5 7.017 u) emits a g
Chapter , Problem 30(choose chapter or problem)
An isotope of beryllium (atomic mass 5 7.017 u) emits a g ray and recoils with a speed of 2.19 3 104 m/s. Assuming that the beryllium nucleus is stationary to begin with, fi nd the wavelength of the g ray.
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