What is the heat lost to surroundings? heat gained by water: 411.20352
metal mass: 24.917 g
initial metal temp: 97.1 C
final metal temp: 25.6 C
H2O mass: 35.10 g
H2O initial temp: 22.8 C
Final H2O temp: 25.6 C
the metal is tin, or Sn

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.

Which of the following did you identify correctly

High-energy and unstable.