Two trays of lasagna are identical except for their thermal energies. Which tray of lasagna has a lower temperature?

D)can be increased in a closed system

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.