Question

which 2 subatomic particles make an atoms mass

Answer 1

Atoms are made up of particles called protons, neutrons, and electrons, which are responsible for the mass and charge of atoms.

Hope it helps :)

Answer 2

Answer:

proton, neuton, electron

Explanation:

proton, electron,neutron, makes an complete atom

proton is a positive charge electron is a negative charge and neuton is a negative charge of an atom.