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The critical point of carbon dioxide is 31.0 °C and 72.8 atm. Which best describes the composition o — States of Matter Chemistry Question

Question

The critical point of carbon dioxide is 31.0 °C and 72.8 atm. Which best describes the composition of a sample of pure CO2 at 29.0 °C and 75 atm?

A.

Only gaseous CO2 is present.

B.

Only liquid CO2 is present.

✓ Correct
C.

A mixture of gaseous CO2 and liquid CO2 is present.

D.

Only supercritical CO2 is present.

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