which is a characteristic of the part of the atom marked \a\? it contains most of the mass. it is negatively…

which is a characteristic of the part of the atom marked \a\? it contains most of the mass. it is negatively charged. it is mostly empty space. it is composed of electrons.

which is a characteristic of the part of the atom marked \a\? it contains most of the mass. it is negatively charged. it is mostly empty space. it is composed of electrons.

Answer

Brief Explanations:

The part marked "A" is the electron - cloud region of the atom. Electrons are negatively charged particles that occupy this region. The nucleus contains most of the mass, the nucleus is positively charged, and the nucleus is not mostly empty space.

Answer:

It is negatively charged.