Below Is a Phase Diagram for Compound Q

question 105

Multiple Choice

Below is a phase diagram for compound Q.You wish to purify a sample of Q that was collected at P = 1.0 atm and T = 100 K by subliming it.In order to sublime the sample,you should:

• A)Increase P to 1.5 atm and then increase T to 300 K.
• B)Increase T to 300 K,keeping P = 1.0 atm.
• C)Lower P to 0.5 atm and then increase T to 200 K.
• D)Increase T to 300 K and then lower P to 0.5 atm.
• E)Abandon the attempt to sublime Q.