If 1.00g of barium metal is heated in a stream of pure oxygen gas, 1.112 mg of an oxide is produced. Calculate the empirical formula of the oxide.

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.

When a septic tank backs up a goes in to clean it out

What is the molar mass of ca(cio4)2