The quantity h/m0c, which has the dimensions of length, is called the Compton wavelength for (a) An

Question:

The quantity h/m0c, which has the dimensions of length, is called the Compton wavelength for
(a) An electron,
(b) A proton.
(c) Show that if a photon has wavelength equal to the Compton wavelength of a particle, the photon’s energy is equal to the rest energy of the particle.