What is the total vapor pressure at 20°C of a liquid solution containing 0.35 mole fraction benzene, C₆H₆, and 0.65 mole fraction toluene, C₆H₅CH₃? Assume that Raoult’s law holds for each component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at 20°C is 22 mmHg.

Answered: Image /qna-images/answer/96bb774d-a9ac-4238-a076-792fc81b9a7a.jpg

What is the total vapor pressure at 20°C of a liquid solution containing 0.35 mole fraction benzene, C6 H6, and 0.65 mole fraction toluene, C6 H5 CH3 ? Assume that Raoult's law holds for each component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at 20°C is 22 mmHg.

What is the total vapor pressure at 20°C of a liquid solution containing 0.35 mole fraction benzene, C6 H6, and 0.65 mole fraction toluene, C6 H5 CH3 ? Assume that Raoult's law holds for each component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at 20°C is 22 mmHg.

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter12: Solutions

Section: Chapter Questions

Problem 12.94QE

See similar textbooks

Related questions

Q: A solution contains 4.90 moles of water, 1.10 moles of sucrose (C12H22O11), and 1.60 moles of…

A: Answer:The vapor that is present in equilibrium with the liquid creates a pressure on its surface…

Q: A 2.700x10-2 M solution of glycerol (C3H§O3) in water is at 20.0° C. The sample was created by…

Q: What is the freezing point of a solution containing 3.10 grams benzene (molar mass = 78.11 g mol-1)…

A: Given, 3.10 g benzene 32.0 g paradichlorobenzene The freezing point of paradichlorobenzene = 53.0o…

Q: Calculate the vapor pressure (in torr) of a solution prepared by dissolving 0.500 mol of a…

Q: A solution is prepared by dissolving 0.131 g of an ionic compound in 25.4 g of water. The ionic…

A: Here, the molality of the solution is given as 0.056 m. The molality indicates, moles of solute…

Q: A solution consists of 3.88 g benzene,C6H6 , and 2.45 g toluene ,C6H5CH3. The vapor pressure of pure…

A: Given data: Mass of benzene=3.88g Mass of toluene=2.45g Temperature = 200C Vapor pressure of…

Q: A solution contains 4.08 g of chloroform (CHCl3) and 9.29 g of acetone (CH3COCH3). The vapor…

A: SOLUTION: Step 1: Atomic weight of acetone =58.08 g/mol. Atomic weight of chloroform = 119.38 g/mol.…

Q: Liquid-liquid solutions are considered ideal if their vapor pressures obey Raoult’s law. A…

A: According to Dalton law of partial pressure the total pressure of solution in container is equal to…

Q: Calculate the vapor pressure of a solution containing 28.5 g of glycerin (C3H8O3) in 125 mL of water…

Q: When 112. g of glycine (C₂H₂NO₂) are dissolved in 1500. g of a certain mystery liquid X, the…

A: To calculate : Mass of sodium chloride dissolved = ?

Q: vapor pressure

Q: Calculate the vapor pressure of a solution containing 26.8 g of glycerin (C3H8O3) in 114 mL of water…

A: The values are provided in questionmass of glycerin = 26.8 gvolume of water V = 114 mL Temperature T…

Q: Suppose that you add 22.6 g of an unknown molecular compound to 0.250 kg of benzene, which has a Kf…

A: Given mass of unknown molecular compound ( solute) = 22.6 g mass of benzene (solvent) = 0.250 kg =…

Q: A solution composed of 50.0 g strontium chloride (SrCl)) in 300 g of water at 12.0 °C. What is the…

A: Mole fraction depend number of moles of composition of solution.

Question

100%

What is the total vapor pressure at 20°C of a liquid solution containing 0.35 mole fraction benzene, C₆H₆, and 0.65 mole fraction toluene, C₆H₅CH₃? Assume that Raoult’s law holds for each component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at 20°C is 22 mmHg.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A 1.00 mol/kg aqueous sulfuric acid solution, H2SO4,freezes at 4.04 C. Calculate i, the vant Hoff factor,for sulfuric acid in this solution.
The vapor pressures of several solutions of water-propanol (CH3CH2CH2OH) were determined at various compositions, with the following data collected at 45C: H2O Vapor pressure(torr) 0 74.0 0.15 77.3 0.37 80.2 0.54 81.6 0.69 80.6 0.83 78.2 1.00 71.9 a. Are solutions of water and propanol ideal? Explain. b. Predict the sign of Hsoln for water-propanol solutions. c. Are the interactive forces between propanol and water molecules weaker than, stronger than, or equal to the interactive forces between the pure substances? Explain. d. Which of the solutions in the data would have the lowest normal boiling point?
What would be the freezing point of a solution formed by adding 1.0 mole of glucose (a molecular compound) to the following amounts of water? a. 250 g (0.25 kg) b. 500 g (0.500 kg) c. 1000 g (1.000 kg) d. 2000 g (2.000 kg)
You dissolve 2.56 g of succinic acid, C2H4(CO2H)2, in 500. mL of water. Assuming that the density of water is 1.00 g/cm3, calculate the molality, mole fraction, and weight percent of acid in the solution.
The dispersed phase of a certain colloidal dispersion consists of spheres of diameter 1.0 102 nm. (a) What are the volume (V=43r2) and surface area (A = r2) of each sphere? (b) How many spheres are required to give a total volume of 1.0 cm3? What is the total surface area of these spheres in square meters?
Freezing point depression is one means of determining the molar mass of a compound. The freezing point depression constant of benzene is 5.12 C/m. a. When a 0.503 g sample of the white crystalline dimer is dissolved in 10.0 g benzene, the freezing point of benzene is decreased by 0542 C. Verify that the molar mass of the dimer is 475 g/mol when determined by freezing point depression. Assume no dissociation of the dimer occurs. b. The correct molar mass of the dimer is 487 g/mol. Explain why the dissociation equilibrium causes the freezing point depression calculation to yield a lower molar mass for the dimer.
How many theoretical plates are required to produce a solution with a mole fraction of hexane greater than 0.90? Figure B A temperature-composition diagram for hexane (C6H14)-heptane (C7H16) mixtures.
A 1.40-g sample of polyethylene, a common plastic, is dissolved in enough organic solvent to give 100.0 mL of solution. What is the average molar mass of the polymer if the measured osmotic pressure of the solution is 1.86 mm Hg at 25 C?
What is the total vapor pressure at 20C of a liquid solution containing 0.30 mole fraction benzene, C6H6, and 0.70 mole fraction toluene, C6H5CH3? Assume that Raoults law holds for each component of the solution. The vapor pressure of pure benzene at 20C is 75 mmHg; that of toluene at 20C is 22 mmHg.
Butane, C4H10, has been suggested as the refrigerant in household compressors such as those found in air conditioners. (a) To what extent is butane soluble in water? Calculate the butane concentration in water if the pressure of the gas is 0.21 atm. (kH = 0.0011 mol/kgbar at 25 C) (b) If the pressure of butane is increased to 1.0 atm, does the butane concentration increase or decrease?
The organic salt [(C4H9)4N][ClO4] consists of the ions (C4H9)4N+ and ClO4. The salt dissolves in chloroform. What mass (in grams) of the salt must have been dissolved if the boiling point of a solution of the salt in 25.0 g chloroform is 63.20 C? The normal boiling point of chloroform is 61.70 C and Kb = 3.63 C kg mol1. Assume that the salt dissociates completely into its ions in solution.
Predict the relative solubility of each compound in the two solvents, based on the intermolecular attractions. (a) Is potassium iodide more soluble in water or in methylene chloride (CH2Cl2)? (b) Is toluene (C6H5CH3) more soluble in benzene (C6H6) or in water? (c) Is ethylene glycol (C2H4(OH)2) more soluble in hexane (C6H14) or in ethanol (C2H5OH)?