Ayear ago if an element has 12 protons and 17 neutrons, how many electrons must it have?

Motivation cannot be developed with practice; a person either possesses it or they do not.

In which phase(s) do the molecules take the shape of the container?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.