The stability of atomic nuclei is related to the ratio of protons to electrons ratio of neutrons to protons number of protons and neutrons number of electrons

What happens to the atomic radius when an elctron is lost

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Is a pencil falling to the floor anon contact force, a force, or a contact force