A moving electron passes near the nucleus of a gold atom, which contains 79 protons and 118 neutrons. At a particular moment the electron is a…

A moving electron passes near the nucleus of a gold atom, which contains 79 protons and 118 neutrons. At a particular moment the electron is a distance of 7.5 × 10−9 m from the gold nucleus.(a) What is the magnitude of the force exerted by the gold nucleus on the electron?(b) What is the magnitude of the force exerted by the electron on the gold nucleus?