What is the number of protons plus the number of neutrons in the nucleus of an atom equivalent to?
atomic number
atomic charge
mass number
atomic weight
2.what is the most complete list of the particle(s) that are located within the nucleus of an atom?
electrons
neutrons
protons
protons and neutrons
3.an atom has a charge of β3 in its orbitals.
which statement must be true in order for this atom to have no net charge?
there are three neutral neutrons in the nucleus.
there are three positively charged protons in the nucleus.
there are two positively charged protons in the nucleus and one in an orbital.
there are three positively charged protons outside the nucleus.
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