Below is a phase diagram for compound X. You wish to purify a sample of X that was collected at P = 1.0 atm and T = 100 by subliming it. In order to sublime the sample, you should
A) increase T to 300 K, keeping P = 1.0 atm.
B) abandon the attempt to sublime X.
C) lower P to 0.5 atm and then increase T to 200 K.
D) increase P to 1.5 atm and then increase T to 300 K.
E) increase T to 300 K and then lower P to 0.5 atm.

Question

Below is a phase diagram for compound X. You wish to purify a sample of X that was collected at P = 1.0 atm and T = 100 by subliming it. In order to sublime the sample, you should 
A) increase T to 300 K, keeping P = 1.0 atm. 
B) abandon the attempt to sublime X. 
C) lower P to 0.5 atm and then increase T to 200 K. 
D) increase P to 1.5 atm and then increase T to 300 K. 
E) increase T to 300 K and then lower P to 0.5 atm.

Quizplus · Accepted Answer

The Answer of Below is a phase diagram for compound X. You wish to purify a sample of X that was collected at P = 1.0 atm and T = 100 by subliming it. In order to sublime the sample, you should 
A) increase T to 300 K, keeping P = 1.0 atm. 
B) abandon the attempt to sublime X. 
C) lower P to 0.5 atm and then increase T to 200 K. 
D) increase P to 1.5 atm and then increase T to 300 K. 
E) increase T to 300 K and then lower P to 0.5 atm.

Below Is a Phase Diagram for Compound X