What mass of electrons would be required to just neutralize the charge of 2.5 grams of protons?
# protons in 2.5g = ?
1.67E-24g/proton x #protons = 2.5g
Solve for # protons and that = # electrons.
1.67E-24g/proton x #protons = 2.5g
Solve for # protons and that = # electrons.