State the various changes if state that can occur and how this represents a physical change and a change in internal energy​

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.

Hello.the answer is  hydrosphere, geosphere, and biosphere  have a nice day