Answer:
Step-by-step explanation:
charge = (+) 1.60×10-19 coulomb, mass= 1.67×10-27kg : proton
charge = (-) 1.60-19coulomb,mass= 9.10×10-31kg : electron
charge = 0 coulomb, mass = 1.67×10-27kg : neutron
proton & neutron can be found in the atomic nucleus and electrons orbits round the nucleus