What Is the Kinetic Energy of Each Electron in a Beam

Multiple Choice

What is the kinetic energy of each electron in a beam of electrons if the beam produces a diffraction pattern of a crystal which is similar to that of a beam of 1.00 eV neutrons? Note: The electron mass is 9.11 × 10^-³¹ kg;and the neutron mass is 1.67 × 10^-²⁷ kg.

A) 1830 eV
B) 42.8 eV
C) 3.35 × 10⁶ eV
D) 5.46 × 10^-⁴ eV
E) 2.34 × 10^-² eV