The mass of matter is due mostly to its
A)protons
B)electrons
While the volume of matter is due mostly to its
C)protons.
D)electrons.
E)none of these

Question

Quizplus · Accepted Answer

The mass of matter is primarily due to its protons (and neutrons, though not mentioned), as they are much more massive than electrons. The volume of matter, however, is largely determined by the space that electrons occupy around the nucleus, as they define the size of the atom's electron cloud.

The Mass of Matter Is Due Mostly to Its