CHEMISTRY 161 Chapter 3. 1. Structure of an Atom subatomic particles electrons (‘cloud’) protons (nucleus) neutrons (nucleus) m(n) / m(e) ≈ 2000m(n) >
Gene S. Shelp, Leonard P. Seed, Daren Yetman and John M. Motto ENPAR Technologies Inc., Guelph, Ontario, Canada Patented AmmEL Process for the Treatment.