proton
An elementary particle with a positive electric charge and a mass that is given the value 1 on the scale of atomic weights.
An elementary particle with a positive electric charge and a mass that is given the value 1 on the scale of atomic weights.
6935 Laurel Ave., Suite 201 · Takoma Park, Maryland, 20912 USA · Tel. 1-301-270-5500 · Fax 1-301-270-3029; E-mail: