If the reaction 2 NO (g) + O2 (g) ? 2NO2 (g) ?H = -120 kJ is at equilibrium, which one of the following changes would cause the formation of additional NO2 (g)? o Increasing the temperature o Adding a catalyst o Reducing the volume of the reaction container o Removing some NO (g) Discuss the reasoning(s) on how you solve this problem (Show your work if any)