Question

which statement describes an atomic nucleus? an atomic nucleus is negatively charged. an atomic nucleus has no electrical charge. an atomic nucleus consists of mostly empty space. an atomic nucleus contains most of the atoms mass

Explanation:

An atomic nucleus is made up of protons (positively - charged) and neutrons (neutral). It contains most of the atom's mass as protons and neutrons are much heavier than electrons. It is positively charged due to protons, not negatively charged or neutral. The space around the nucleus is mostly empty space, not the nucleus itself.

Answer:

An atomic nucleus contains most of the atom's mass