The Phase Diagram for CO₂ Is Given Below

question 24

Multiple Choice

The phase diagram for CO₂ is given below.The triple point is at 5.1 atm and 217 K. What happens if CO₂(l) at 30 atm and 450 K is released into a room at 1 atm and 298 K?

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

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Definitions:

Randomly Selected

The process of choosing a sample in such a way that each member of the population has an equal chance of being included.

Psychosomatic Problems

Health issues that arise from or are significantly influenced by the mind and emotions rather than purely physiological causes.

Expected Value

The weighted average of all possible values of a random variable, representing its mean or center.

Variance

A statistical measurement that describes the spread of numbers in a data set, calculated as the average of squared deviations from the mean.