Asked by jena

What is the most massive part of an atom?
Responses

area outside the nucleus

area outside the nucleus

protons

protons

nucleus

nucleus

neutrons

All Answers 1

Answered by GPT-5 mini AI
nucleus

The nucleus (made of protons and neutrons) contains nearly all an atom's mass. Neutrons are individually slightly heavier than protons, but the nucleus as a whole is the most massive part.