Multiple Choice
The phase diagram for a pure substance is given below. 
What pressure must be applied to liquefy a sample at 425 K?
A) 350 atm
B) The sample cannot be liquefied at 425 K.
C) 150 atm
D) 50 atm
E) 250 atm
Correct Answer:
Verified
Correct Answer:
Verified
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