Question

what did ernest rutherfords gold foil experiment demonstrate about atoms? their positive charge is located in a small region that is called the nucleus. their negative charge is located in small particles that are called electrons. their nucleus makes up the majority of the volume of the atom. their electrons are floating in a sea of positive charges.

Explanation:

In Rutherford's gold - foil experiment, most alpha particles passed through, but some were deflected. This showed that the positive charge and most of the mass of the atom are concentrated in a small nucleus.

Answer:

Their positive charge is located in a small region that is called the nucleus.