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The Phase Diagram for CO₂ Is Given Below $\circ$ C and 25 Atm Is Suddenly Brought to 1 Atm

Question 30

Multiple Choice

The phase diagram for CO₂ is given below.The triple point is at 5.1 atm and 217 K. $The phase diagram for CO<sub>2</sub> is given below.The triple point is at 5.1 atm and 217 K. What happens if carbon dioxide at -50<sup> \circ </sup>C and 25 atm is suddenly brought to 1 atm? A) The liquid and solid are in equilibrium. B) The solid melts. C) The solid and vapor are in equilibrium. D) The solid vaporizes. E) The solid remains stable.$
What happens if carbon dioxide at -50^$\circ$C and 25 atm is suddenly brought to 1 atm?

A) The liquid and solid are in equilibrium.
B) The solid melts.
C) The solid and vapor are in equilibrium.
D) The solid vaporizes.
E) The solid remains stable.

Correct Answer: