Chemistry
Atoms and Atomic Structure
Particle Physics

What is the mass of the 3 subatomic particles?

Answer

Wiki User
07/20/2014

Neutron:

Mass: 1,00866491600(43) amu.

Electron:

Mass: 5,4857990946(22)×10−4 amu.

Proton:

Mass: 1,007276466812(90) amu.