To produce electricity, a generator needs what kind of input?

What is the mass of 8 moles of sodium atoms

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

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.