sample of sulfur dioxide is initially at a pressure of 85.1 atm and a temperature of 186.7 K. The pressure on the sample is reduced to 1.70×10-3 atm at a constant temperature of 186.7 K. Which of the following are true? Choose all that apply No phase change will occur. The sample is initially a solid. The liquid initially present will solidify. The final state of the substance is a solid. The final state of the substance is a gas.

Chemistry: The Molecular Science
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ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
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Chapter9: Liquids, Solids, And Materials
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The substance sulfur dioxide has the following properties:
normal melting point: 200.4 K
normal boiling point: 263.1 K
triple point: 1.7×10-3 atm, 197.6 K
critical point: 78 atm, 430.7 K

A sample of sulfur dioxide is initially at a pressure of 85.1 atm and a temperature of 186.7 K. The pressure on the sample is reduced to 1.70×10-3 atm at a constant temperature of 186.7 K. Which of the following are true?

Choose all that apply
No phase change will occur.
The sample is initially a solid.
The liquid initially present will solidify.
The final state of the substance is a solid.
The final state of the substance is a gas.
 
 
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