asked 84.3k views
5 votes
Which contributes more to an atom's mass: electrons or protons? which contributes more to an atom's size? 1. protons; protons 2. electrons; electrons 3. electrons; protons 4. protons; electrons?

1 Answer

3 votes
Protons are heavy particles. Electrons are far from a nucleus. So your choice is 4. protons; electrons.
answered
User Andrei V
by
8.2k points

No related questions found