squadidk225 squadidk225 09-06-2020 Chemistry contestada Ba(OH)2:_______. A. 1 barium atom, 1 oxygen atom and 1 hydrogen atom. B. 1 barium atom, 1 oxygen atom and 2 hydrogen atoms. C. 1 barium atom, 2 oxygen atoms and 2 hydrogen atoms. D. 1 barium atom, 2 oxygen atoms and 1 hydrogen atom.