Helium aka H10 is in the middle of all the protons and neutrons when you add one proton with one electron 2hint. or the second one is pretty clear it has a great mass Md the 3rd one well u should know lol
Helium aka H10 is in the middle of all the protons and neutrons when you add one proton with one electron 2hint. or the second one is pretty clear it has a great mass Md the 3rd one well u should know lol
