A certain atom has 22 protons and 19 electrons. This atom loses an electron. The net charge on the atom is now ___.If this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be

How many atoms are there in 5.70 mol of mg

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )