The phase diagram of a hypothetical substance is

(a) Estimate the normal boiling point and freezing point of the substance.
(b) What is the physical state of the substance under the following conditions:
(i) T = 150 K, P = 0.2 atm, (ii) T = 100 K, P = 0.8 atm, (iii) T = 300 K, P = 1.0 atm?
(c) What is the triple point of the substance?

Transcribed Image Text:

1.0 0.5 0 100 200 300 400 Temperature (K)