If a 5.0 L flask holds 0.125 moles of nitrogen at STP, what happens to the entropy of the system upon cooling the gas to -75 C?
A) The entropy increases.
B) The entropy remains the same.
C) The entropy decreases.
D) There is too little information to assess the change.

Question

Quizplus · Accepted Answer

Entropy decreases when a gas is cooled because the molecules have less kinetic energy and their movement becomes more ordered.

If a 50 L Flask Holds 0