Nitrogen gas (N2) and hydrogen gas (H2) react to produce ammonia (NH3) according to this balanced equation. N2 (8) + 3 H2(g) → 2 NH3 (8) How many liters of H2, measured at standard temperature and pressure, are required to react completely with 11.2 L of N2? A. 16.8L B. 22.4L OC. 33.6L D. 44.8 L