1.) A sample of sulfur dioxide at a pressure of 1.00 atm and a temperature of 202 K is heated at constant pressure to a temperature of 245 K. Which of the following are true?
Choose all that apply
The gas initially present will solidify.
The final state of the substance is a liquid.
The sample is initially a liquid.
The sample is initially a solid.
No phase change will occur.
2.) The substance sulfur dioxide has the following properties:
normal melting point: 200.4 K normal boiling point: 263.1 K triple point: 1.7Ã10-3 atm, 197.6 K critical point: 78 atm, 430.7 K
A sample of sulfur dioxide at a pressure of 1.00 atm and a temperature of 245.1 K is cooled at constant pressure to a temperature of 202.2 K. Which of the following are true?
Choose all that apply
The solid initially present will vaporize.
The sample is initially a liquid.
The final state of the substance is a liquid.
The final state of the substance is a solid.
No phase change will occur.
3.) The substance neon has the following properties:
normal melting point: 24.5 K normal boiling point: 27.1 K triple point: 0.425 atm, 24.4 K critical point: 26.2 atm, 44.4 K
4.) A sample of neon is initially at a pressure of 27.6 atm and a temperature of 20.7 K. The pressure on the sample is reduced to 0.425 atm at a constant temperature of 20.7 K. Which of the following are true?
Choose all that apply
The sample is initially a solid.
The liquid initially present will solidify.
No phase change will occur.
The final state of the substance is a solid.
The final state of the substance is a gas.
1.) A sample of sulfur dioxide at a pressure of 1.00 atm and a temperature of 202 K is heated at constant pressure to a temperature of 245 K. Which of the following are true?
Choose all that apply
The gas initially present will solidify.
The final state of the substance is a liquid.
The sample is initially a liquid.
The sample is initially a solid.
No phase change will occur.
2.) The substance sulfur dioxide has the following properties:
| normal melting point: | 200.4 K |
| normal boiling point: | 263.1 K |
| triple point: | 1.7Ã10-3 atm, 197.6 K |
| critical point: | 78 atm, 430.7 K |
A sample of sulfur dioxide at a pressure of 1.00 atm and a temperature of 245.1 K is cooled at constant pressure to a temperature of 202.2 K. Which of the following are true?
Choose all that apply
The solid initially present will vaporize.
The sample is initially a liquid.
The final state of the substance is a liquid.
The final state of the substance is a solid.
No phase change will occur.
3.) The substance neon has the following properties:
| normal melting point: | 24.5 K |
| normal boiling point: | 27.1 K |
| triple point: | 0.425 atm, 24.4 K |
| critical point: | 26.2 atm, 44.4 K |
4.) A sample of neon is initially at a pressure of 27.6 atm and a temperature of 20.7 K. The pressure on the sample is reduced to 0.425 atm at a constant temperature of 20.7 K. Which of the following are true?
Choose all that apply
The sample is initially a solid.
The liquid initially present will solidify.
No phase change will occur.
The final state of the substance is a solid.
The final state of the substance is a gas.
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