3.Compare the size of the entropy of fusion and ebtropy of vaporization of a substance.

4.Explain why liquid water at 273.3 K will not freeze in term of Gibbs enery.

11.Why is the enthalpy of vaporization of a substance always much greater the the enthalpy of fusion?

26. ^H for a process is positive, and ^S is negative. What can you conclude about the process?

28. What thermodynamic value do you need to know to calculate a substance’s melting point?

29. How does pressure affect the entropy of a gas?

30. How does pressure affect changes between the liquid and vapor states?

31.You are sweetened iced tea with suger, and ice cubes are present. How many phases are present?

32. The term vapor pressure almost always means the equilibrium vapor pressure. What physical arrangement is needed to measure vapor pressure?

33.What is meant by the statement that a liquid and its vapor in a closed container are in a state of equilibrium?