Sulfur dioxide gas reacts with oxygen gas to form sulfur trioxide gas. What would the products of the reaction be,
A. 2 molecules of sulfur trioxide, and 2 molecules of sulfur dioxide
B. 3 molecules of sulfur trioxide, and 1 molecule of oxygen
C. 3 molecules of sulfur trioxide, and 1 molecule of sulfur dioxide
D. 4 molecules of sulfur trioxide, and 1 molecule of oxygen
E. 4 molecules of sulfur trioxide