Two 65 L Flasks Are Joined by a 150 ML Tube

question 11

Multiple Choice

Two 6.5 L flasks are joined by a 150 mL tube with a stop cock. If 0.25 moles of nitrogen are held in the left flask and the right flask is empty, what happens to the entropy of the system upon opening the valve between the flasks?

• A) The entropy increases.
• B) The entropy remains the same.
• C) The entropy decreases.
• D) There is too little information to assess the change.