For 2 N₂O (G) + O₂ (G)→4 NO (G) at 298

question 42

Multiple Choice

For 2 N₂O (g) + O₂ (g) →4 NO (g) at 298 K, D H ° = +196 kJ, D G ° = +140 kJ, D S ° = +1.99 J/K. Which of the following changes would always increase the amount of NO at equilibrium?

• A) raise the temperature and lower the pressure
• B) raise the temperature and increase the pressure
• C) lower the temperature and lower the pressure
• D) lower the temperature and increase the pressure
• E) A decision is not possible from the information given.