Answer:
a. a component of an atomic nucleus with a mass of 1 atomic mass unit
and a charge of 1. proton
b. a component of an atomic nucleus with a mass of 1 atomic mass unit
and no net charge. neutron
c. determines the identity of an element. atomic number
d. the total number of protons and neutrons in an atom . mass number
e. The name applied to protons and neutrons. nucleons
f. a particular variety of an element as defined by its atomic mass. isotopes