Homework Answers
1 ans- LIQUID because temperature here is critical pressure is also critical.(above critical temperature no gas can be liquified).
2.ans-below 24atm O2 can not exist as liquid.
3.ans-LIQUID
4.ans-LIQUID
5.ans-GAS
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The substance oxygen has the following properties: normal melting point: 54.8 K normal boiling point: 90.2...
. The substance fluorine has the following properties: normal melting point: 53.5 K normal boiling point:...
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The substance fluorine has the following properties: normal melting point: 53.5 K normal boiling point: 85.0 K triple point: 1.6*10-4 atm, 53.4 K critical point: 55 atm, 144.1 K A sample of fluorine is initially at a pressure of 56.1 atm and a temperature of 96.9 K. The pressure on the sample is reduced to 1.60*10-4 atm at a constant temperature of 96.9 K. Which of the following are true? Choose all that apply The liquid initially present will...
The substance fluorine has the following properties normal melting point 53.5 K normal boiling point85.0 K...
The substance fluorine has the following properties normal melting point 53.5 K normal boiling point85.0 K triple point 1.6*10m, 53.4 K Critical point 55 atm, 144.1 K A sample of fluorine at a pressure of 1.00 am and a temperature of 66.8 K is cooled at constant pressure to a temperature of 49.3 K. Which of the following are true? Choose all that apply One or more phase changes will occur The final state of the substance is a liquid...
The substance sulfur dioxide has the following properties: normal melting point: 200.4 K normal boiling point:...
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 81.1 atm and a temperature of 275.0 K. The pressure on the sample is reduced to 1.70×10-3 atm at a constant temperature of 275.0 K. Which of the following are true? a. The final state of the substance is...
The substance neon has the following properties: normal melting point: 24.5 K normal boiling point: 27.1...
The substance neon has the following properties: normal melting point: 24.5 K normal boiling point: 27.1 K triple point: critical point: 0.425 atm, 24.4 K 26.2 atm, 44.4 K A sample of neon is initially at a pressure of 31.4 atm and a temperature of 39.2 K. The pressure on the sample is reduced to 0.425 atm at a constant temperature of 39.2 K. Which of the following are true? Choose all that apply O The gas initially present will...
Normal melting point: 63.2 K normal boiling point: 77.4 K triple point: 0.127 atm, 63.1 K...
Normal melting point: 63.2 K normal boiling point: 77.4 K triple point: 0.127 atm, 63.1 K critical point: 33.5 atm, 126.0 K A sample of nitrogen at a pressure of 1.00 atm and a temperature of 115.3 K is cooled at constant pressure to a temperature of 57.0 K. Which of the following are true? Choose all that apply One or more phase changes will occur. The sample is initially a gas. The final state of the substance is a...
Fraudium has a normal boiling point of 59.2 K and a melting point (at 1 atm)...
Fraudium has a normal boiling point of 59.2 K and a melting point (at 1 atm) of 52.1 K. Its critical temperature is 132.3 K and critical pressure is 40.3 atm. It has a triple point at 53.8 K and 0.50 atm. Sketch the phase diagram for fraudium and use it to answer the following questions: 1. What happens to the melting point of fraudium as the pressure is raised? Answer: The melting point decreases or The melting point increases...
Sketch a phase diagram for a substance given the following information: the triple point occurs at...
Sketch a phase diagram for a substance given the following information: the triple point occurs at 54.3 K and 0.00015 MPa; the critical point occurs at 154.6 K and 5043 MPa; the normal melting point is 54.8 K; and the normal boiling point is 90.25 K. Does this solid melt under applied pressure? Why?
2. Use the following data to prepare a phase diagram of 02. triple point boiling point...
2. Use the following data to prepare a phase diagram of 02. triple point boiling point melting point critical point vapor pressure of solid T (K) S4.4 90.2 p (ba) 0.0015 10133 1.0133 54.1 154.6 50.43 0.0013 54.8 vapor pressure of liquid T (K) 60 p (bar) 0.0071 0.062 0.301 0.994 2.542 5.43410.216 17.478 27.865 42.190 70 80 90 100 110 120 130 140 150
Argon has normal melting and boiling points of 83.8 and 87.3 K; its triple point is...
Argon has normal melting and boiling points of 83.8 and 87.3 K; its triple point is at 83.8 K and 0.7 atm, and its critical temperature and pressure are 151 K and 48 atm. State whether Ar is a solid, liquid, or gas under each of the following conditions: a. 0.9 atm and 90 K b. 0.7 atm and 80 K c. 0.8 atm and 88 K d. 0.8 atm and 84 K e. 1.2 atm and 83.5 K f....
1. Dihydrogen Sulfide has a normal melting point of 191 K and a boiling point of...
1. Dihydrogen Sulfide has a normal melting point of 191 K and a boiling point of 213 K. Its critical temperature is 373 K and its critical pressure is 6.73 x 104 torr. The triple point is at 188 K and 174 torr. Draw the phase diagram for dihydrogen sulfide, and use this diagram to predict if the compound is most dense as a liquid or a solid
.
The substance fluorine has the following properties: normal melting point: 53.5 K normal boiling point: 85.0 K triple point: 1.6*10-4 atm, 53.4 K critical point: 55 atm, 144.1 K A sample of fluorine is initially at a pressure of 56.1 atm and a temperature of 96.9 K. The pressure on the sample is reduced to 1.60*10-4 atm at a constant temperature of 96.9 K. Which of the following are true? Choose all that apply The liquid initially present will...
The substance fluorine has the following properties normal melting point 53.5 K normal boiling point85.0 K triple point 1.6*10m, 53.4 K Critical point 55 atm, 144.1 K A sample of fluorine at a pressure of 1.00 am and a temperature of 66.8 K is cooled at constant pressure to a temperature of 49.3 K. Which of the following are true? Choose all that apply One or more phase changes will occur The final state of the substance is a liquid...
The substance neon has the following properties: normal melting point: 24.5 K normal boiling point: 27.1 K triple point: critical point: 0.425 atm, 24.4 K 26.2 atm, 44.4 K A sample of neon is initially at a pressure of 31.4 atm and a temperature of 39.2 K. The pressure on the sample is reduced to 0.425 atm at a constant temperature of 39.2 K. Which of the following are true? Choose all that apply O The gas initially present will...
2. Use the following data to prepare a phase diagram of 02. triple point boiling point melting point critical point vapor pressure of solid T (K) S4.4 90.2 p (ba) 0.0015 10133 1.0133 54.1 154.6 50.43 0.0013 54.8 vapor pressure of liquid T (K) 60 p (bar) 0.0071 0.062 0.301 0.994 2.542 5.43410.216 17.478 27.865 42.190 70 80 90 100 110 120 130 140 150
Argon has normal melting and boiling points of 83.8 and 87.3 K; its triple point is at 83.8 K and 0.7 atm, and its critical temperature and pressure are 151 K and 48 atm. State whether Ar is a solid, liquid, or gas under each of the following conditions: a. 0.9 atm and 90 K b. 0.7 atm and 80 K c. 0.8 atm and 88 K d. 0.8 atm and 84 K e. 1.2 atm and 83.5 K f....
1. Dihydrogen Sulfide has a normal melting point of 191 K and a boiling point of 213 K. Its critical temperature is 373 K and its critical pressure is 6.73 x 104 torr. The triple point is at 188 K and 174 torr. Draw the phase diagram for dihydrogen sulfide, and use this diagram to predict if the compound is most dense as a liquid or a solid
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