Podcast
Questions and Answers
What is the relationship between a system's entropy and the number of possible microstates?
What is the relationship between a system's entropy and the number of possible microstates?
- Entropy decreases logarithmically with the number of microstates.
- Entropy increases linearly with the number of microstates.
- Entropy remains constant regardless of the number of microstates.
- Entropy increases logarithmically with the number of microstates. (correct)
In which phase do atoms/molecules exhibit greater freedom of motion, resulting in a greater number of microstates?
In which phase do atoms/molecules exhibit greater freedom of motion, resulting in a greater number of microstates?
- Solid phase
- Plasma phase
- Gas phase
- Liquid phase (correct)
Which process is characterized by an increase in entropy?
Which process is characterized by an increase in entropy?
- Freezing
- Sublimation
- Melting (correct)
- Condensation
How does the entropy of a mixture compare to that of pure substances?
How does the entropy of a mixture compare to that of pure substances?
According to the Second Law of Thermodynamics, what happens to the entropy of the universe during spontaneous changes?
According to the Second Law of Thermodynamics, what happens to the entropy of the universe during spontaneous changes?
How does the temperature of a substance relate to the average kinetic energy of its particles according to the Kinetic-molecular theory?
How does the temperature of a substance relate to the average kinetic energy of its particles according to the Kinetic-molecular theory?
Heavier atoms possess greater entropy at a given temperature than lighter ones due to what factor?
Heavier atoms possess greater entropy at a given temperature than lighter ones due to what factor?
What factor influences the entropy of a system based on the number of molecules present?
What factor influences the entropy of a system based on the number of molecules present?
What kind of change in entropy occurs during the process of freezing?
What kind of change in entropy occurs during the process of freezing?
Which phase exhibits atoms/ molecules with relatively fixed positions and modest oscillations:
Which phase exhibits atoms/ molecules with relatively fixed positions and modest oscillations:
