When hydrogen peroxide reacts with iron, hydrogen peroxide first breaks apart to form water and oxygen. In the diagrams shown; hydrogen atoms are white and oxygen atoms are gray. Use the law of conservation of mass to determine the number of water and oxygen molecules produced in the reaction by completing the chart below with the correct molecules. A. 1 water molecule and 2 oxygen molecules

B. 2 water molecules and 1 oxygen molecule

C. 3 water molecules

D. 3 oxygen molecules