How is the rotation of the sun different from the rotation of earth

The sun does NOT rotate, the earth rotates on its axis and while rotating on its axis the earth also revolves  around the sun

Because electrons have negligible mass, to account for the mass of the isotope, there must be 16 neutrons, 16 neutrally charged, massive, fundamental particles present in the sulfur nucleus. and thus finally, if we have the 32s2− ion, there are 18 electrons, 16 protons, and 16 neutrons.

What does that mean you dum bum