Question

question 5 (2 points)
which subatomic particle will you add or remove from an atom to change the mass?
electrons and protons
protons and neutrons
electrons and neutrons
electrons only

Explanation:

Protons and neutrons are located in the nucleus of an atom and contribute significantly to the atomic mass. Electrons have a much smaller mass and their addition or removal has a negligible effect on the overall mass of the atom.

Answer:

B. protons and neutrons