DONOW (5 MINUTES) If 20.0 gram sample of element Xenaium remains after 72 days determine the
mass of the original sample. The half life of Xenaium-234 is 12 days.

The atomic nucleus made up from protons (yellow) and neutrons (blue) and held together by nuclear forces. nuclear forces (also known as nuclear interactions or strong forces) are the forces that act between two or more nucleons. they bind protons and neutrons (“nucleons”) into atomic

The nationalists army held a higher advantage because of the ammount of men in the army. outnumbered them up to 3 over 1.