IDNLearn.com: Where questions are met with accurate and insightful answers. Ask any question and receive accurate, in-depth responses from our dedicated team of experts.

what 2 particles account for almost all if the mass of an atom

Sagot :

Protons and Neutrons make up the atomic mass in an atom. Electrons DO NOT whatsoever. 
Protons and neutrons both weigh 1 Amu electrons are so small they weigh 0 amid so it's protons and neitrons