At 90oC the vapor pressure of 1,2-dimethylbenzene is 20 kPa and that of 1,3-dimethylbenzene is ...
At 90oC the vapor pressure of 1,2-dimethylbenzene is 20 kPa and that of 1,3-dimethylbenzene is
18 kPa. Use Raoult’s law to calculate the composition of the vapor (mole fraction of each
component) when the liquid mixture has the composition x12 = 0.33 and x13 = 0.67.
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At 90oC the vapor pressure of 1,2-dimethylbenzene is
20 kPa and that of 1,3-dimethylbenzene is
...
At 90°C, the vapor pressure of pure methylbenzene is 400 Torr and that of pure 1,2-dimethylbenzene...
At 90°C, the vapor pressure of pure methylbenzene is 400 Torr and that of pure 1,2-dimethylbenzene is 150 Torr. What the composition of a liquid mixture that boils at 90°C when the pressure is 0.50 atm? What is the composition of the vapor produced?
the liquid and ya the mole fraction in the vapor.) 8. At 90°C, the vapor pressure...
the liquid and ya the mole fraction in the vapor.) 8. At 90°C, the vapor pressure of pure methylbenzene is 400 Torr and that of pure 1,2- dimethylbenzene is 150 Torr. What the composition of a liquid mixture that boils at 90°C when the pressure is 0.50 atm? What is the composition of the vapor produced?
If the vapor pressure of component 1 is 30kPa and the henrys law constant of component 2 is 100 kPa, the mole fraction of component 2 in the gas phase does not exceed 20% when its mole fraction is 5%...
If the vapor pressure of component 1 is 30kPa and the henrys law constant of component 2 is 100 kPa, the mole fraction of component 2 in the gas phase does not exceed 20% when its mole fraction is 5% in the liquid phase. True or False?
Using Henry's Law, solve the following problem: The vapour pressure of a pure liquid A is 23 kPa ...
Using Henry's Law, solve the following problem: The vapour pressure of a pure liquid A is 23 kPa at 20 ºC and the Henry’s law constant of B in liquid A is 73 kPa. Calculate the vapour pressure of each component, the total pressure, and the composition of the vapour phase when the mole fraction of B is 0.066 on the assumption that the conditions of the ideal - dilute solution are satisfied at this concentration
1. As the mole fraction of chloroform approaches 1, the vapor pressure of acetone could be...
1. As the mole fraction of chloroform approaches 1, the vapor
pressure of acetone could be calculated using
A. Raoult's Law.
B. Henry's Law.
2.If a chloroform-acetone mixture with an chloroform mole
fraction of 0.62 is subjected to fractional distillation, what is
the composition of the distillate?
A. pure chloroform
B. pure azeotrope
C. pure acetone
3. Do chloroform and acetone form an ideal solution?
A. no
B. cannot be determined from the information given
C. yes
4. If a...
i need help with 7 & 8? 5. What is meant by "Fractionating column efficiency"? Under...
i need help with 7 & 8?
5. What is meant by "Fractionating column efficiency"? Under what conditions (with respect to the fractionating column and the liquid mixture to be separated) fractional distillation process should work well? 6. What is meant by "theoretical plate" of a fractional distillation column? 7. Find out the approximate mole fraction and %composition of the boiling liquid (on the liquid curve) corresponding to the vapor mixture at three points A, B, and C (on the...
1. At 241.95 K, the vapor pressure of liquid propane and n-butane are 160.0 kPa and...
1. At 241.95 K, the vapor pressure of liquid propane and n-butane are 160.0 kPa and 26.7 kPa, respectively.) a) Calculate the total pressure above a solution that contains 0.2 moles of propane and 0.6 moles of n-butane. Assume that the two components form an ideal solution. b) What is the composition of the vapor phase in equilibrium with the liquid phase? c) Calculate AmiG and AmixS for the formation of this mixture.
3. Consider the hexafluorobenzene(1)-cyclohexane(2) mixture at 50 °C. The vapor pressures for the pure species are...
3. Consider the hexafluorobenzene(1)-cyclohexane(2) mixture at 50 °C. The vapor pressures for the pure species are psat = 34.10 kPa and Pat = 36.30 kPa. a. (10%) Assuming Raoult's law, calculate the pressure range of the 2-phase region when the mole fraction of hexaflourobenzene is 0.8. b. (10%) Experiments show that this mixture at 50°C has an azeotrope. Show mathematically that Raoult's law is unable to predict an azeotropic behavior. c. (10%) Use the modified Raoult's law with the van...
3. Consider the hexafluorobenzene(1)-cyclohexane(2) mixture at 50°C. The vapor pressures for the pure species are Prat...
3. Consider the hexafluorobenzene(1)-cyclohexane(2) mixture at 50°C. The vapor pressures for the pure species are Prat = 34.10 kPa and Pat = 36.30 kPa. a. (10%) Assuming Raoult's law, calculate the pressure range of the 2-phase region when the mole fraction of hexaflourobenzene is 0.8. b. (10%) Experiments show that this mixture at 50-C has an azeotrope. Show mathematically that Raoult's law is unable to predict an azeotropic behavior. c. (10%) Use the modified Raoult's law with the van Laar...
1. Saturate vapor pressure of benzene and toluene are 9958 Pa and 2973 Pa, respectively. If...
1. Saturate vapor pressure of benzene and toluene are 9958 Pa and 2973 Pa, respectively. If we mix benzene and toluene of the same mass, estimate the partial pressure of benzene and toluene and the total pressure of the vapor above the liquid. 2. Liquid A and liquid B form an ideal solution when they are mixed. There is a cylinder filled with a gaseous mixture in which the mole fraction of A is 0.4 and sealed by piston. If...
the liquid and ya the mole fraction in the vapor.) 8. At 90°C, the vapor pressure of pure methylbenzene is 400 Torr and that of pure 1,2- dimethylbenzene is 150 Torr. What the composition of a liquid mixture that boils at 90°C when the pressure is 0.50 atm? What is the composition of the vapor produced?
1. As the mole fraction of chloroform approaches 1, the vapor
pressure of acetone could be calculated using
A. Raoult's Law.
B. Henry's Law.
2.If a chloroform-acetone mixture with an chloroform mole
fraction of 0.62 is subjected to fractional distillation, what is
the composition of the distillate?
A. pure chloroform
B. pure azeotrope
C. pure acetone
3. Do chloroform and acetone form an ideal solution?
A. no
B. cannot be determined from the information given
C. yes
4. If a...
i need help with 7 & 8?
5. What is meant by "Fractionating column efficiency"? Under what conditions (with respect to the fractionating column and the liquid mixture to be separated) fractional distillation process should work well? 6. What is meant by "theoretical plate" of a fractional distillation column? 7. Find out the approximate mole fraction and %composition of the boiling liquid (on the liquid curve) corresponding to the vapor mixture at three points A, B, and C (on the...
1. At 241.95 K, the vapor pressure of liquid propane and n-butane are 160.0 kPa and 26.7 kPa, respectively.) a) Calculate the total pressure above a solution that contains 0.2 moles of propane and 0.6 moles of n-butane. Assume that the two components form an ideal solution. b) What is the composition of the vapor phase in equilibrium with the liquid phase? c) Calculate AmiG and AmixS for the formation of this mixture.
3. Consider the hexafluorobenzene(1)-cyclohexane(2) mixture at 50 °C. The vapor pressures for the pure species are psat = 34.10 kPa and Pat = 36.30 kPa. a. (10%) Assuming Raoult's law, calculate the pressure range of the 2-phase region when the mole fraction of hexaflourobenzene is 0.8. b. (10%) Experiments show that this mixture at 50°C has an azeotrope. Show mathematically that Raoult's law is unable to predict an azeotropic behavior. c. (10%) Use the modified Raoult's law with the van...
3. Consider the hexafluorobenzene(1)-cyclohexane(2) mixture at 50°C. The vapor pressures for the pure species are Prat = 34.10 kPa and Pat = 36.30 kPa. a. (10%) Assuming Raoult's law, calculate the pressure range of the 2-phase region when the mole fraction of hexaflourobenzene is 0.8. b. (10%) Experiments show that this mixture at 50-C has an azeotrope. Show mathematically that Raoult's law is unable to predict an azeotropic behavior. c. (10%) Use the modified Raoult's law with the van Laar...
1. Saturate vapor pressure of benzene and toluene are 9958 Pa and 2973 Pa, respectively. If we mix benzene and toluene of the same mass, estimate the partial pressure of benzene and toluene and the total pressure of the vapor above the liquid. 2. Liquid A and liquid B form an ideal solution when they are mixed. There is a cylinder filled with a gaseous mixture in which the mole fraction of A is 0.4 and sealed by piston. If...
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