Consider the following chemical equation. 2 NO₂(g) N₂O₄(g) if 39.8 ml of NO₂ gas is completely converted to N₂O₄ gas under the same conditions, what volume will the N₂O₄ occupy?
A. 19.9 ml
B. 39.8 ml
C. 79.6 ml
D. 159.2 ml