Phase Diagrams (12.2.5) Flashcards

1
Q

• A phase diagram is useful for predicting the phase of a substance at any pressure and temperature.

A

• A phase diagram is useful for predicting the phase of a substance at any pressure and temperature.

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2
Q

• At the triple point all three phases of a substance coexist, while beyond the critical point a substance is a supercritical fluid.

A

• At the triple point all three phases of a substance coexist, while beyond the critical point a substance is a supercritical fluid.

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3
Q

• The phase diagram for carbon dioxide (CO2) illustrates its ability to sublimate, while the phase diagram for water (H2O) illustrates its unusual property of being
less dense as a solid than a liquid.

A

• The phase diagram for carbon dioxide (CO2) illustrates its ability to sublimate, while the phase diagram for water (H2O) illustrates its unusual property of being
less dense as a solid than a liquid.

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