Question

The vapor pressures of benzene (C6H6) and hexane (C6H14) at 75°C are 648 mm Hg and...

The vapor pressures of benzene (C6H6) and hexane (C6H14) at 75°C are 648 mm Hg and 921 mm Hg, respectively.

(a) If 330.0 g benzene is mixed with 730.0 g hexane at 75°C, what are the mole fractions of benzene and hexane in this solution? mole fraction of benzene mole fraction of hexane ?

(b) Assuming this is an ideal system that obeys Raoult's law, find the partial vapor pressure of each component over the solution. vapor pressure of benzene in mm Hg vapor pressure of hexane in mm Hg

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
At 20 ∘C the vapor pressure of benzene C6H6 is 75 torr and that of toluene...
At 20 ∘C the vapor pressure of benzene C6H6 is 75 torr and that of toluene C7H8 is 22 torr. Assume that benzene and toluene form an ideal solution. a) In a solution composed of benzene and toluene that has a vapor pressure of 37 torr at 20 ∘C, what is the mole fraction of benzene? b) In a solution composed of benzene and toluene that has a vapor pressure of 37 torr at 20 ∘C, what is the mole...
At 20 ∘C the vapor pressure of benzene (C6H6) is 75 torr, and that of toluene...
At 20 ∘C the vapor pressure of benzene (C6H6) is 75 torr, and that of toluene (C7H8) is 22 torr. Assume that benzene and toluene form an ideal solution. What is the mole fraction of benzene in the vapor above the solution described in part (a)? 39 torr at 25 C
The vapor pressure of benzene is 73.03 mm Hg at 25°C. How many grams of estrogen...
The vapor pressure of benzene is 73.03 mm Hg at 25°C. How many grams of estrogen (estradiol), C18H24O2, a nonvolatile, nonelectrolyte (MW = 272.4 g/mol), must be added to 240.8 grams of benzene to reduce the vapor pressure to 71.04 mm Hg ? benzene = C6H6 = 78.12 g/mol. ________g estrogen
1. The following are the vapor pressures of some relatively common chemicals measured at 20 °C:...
1. The following are the vapor pressures of some relatively common chemicals measured at 20 °C: Benzene, C6H6 80 torr Acetic acid, HC2H3O2 11.7 torr Acetone, C3H6O 184.8 torr Water, H2O 17.5 torr Diethyl ether, C4H10O 442.2 torr Arrange these substances in order of increasing boiling point. 2. At 0.00 °C, hexane, C6H14, has a vapor pressure of 45.37 mm Hg. Its ΔHvap is 30.1 kJ mol-1. What is the vapor pressure of hexane at 12.9 °C? The vapor pressure...
A solution of benzene (C6H6) and toluene (C7H8) is 25.0 % benzene by mass. The vapor...
A solution of benzene (C6H6) and toluene (C7H8) is 25.0 % benzene by mass. The vapor pressures of pure benzene and pure toluene at 25∘C are 94.2 and 28.4 torr, respectively. A)Assuming ideal behavior, calculate the vapor pressure of benzene in the mixture. B)Assuming ideal behavior, calculate the vapor pressure of toluene in the mixture.
What is the total vapor pressure at 20°C of a liquid solution containing 0.29 mole fraction...
What is the total vapor pressure at 20°C of a liquid solution containing 0.29 mole fraction benzene, C6H6, and 0.71 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
The vapor pressures of benzene and methylbenzene at 20°C are 75 Torr and 21 Torr, respectively....
The vapor pressures of benzene and methylbenzene at 20°C are 75 Torr and 21 Torr, respectively. What is the composition of the vapor in equilibrium with a mixture in which the mole fraction of benzene is 0.75?
A solution of benzene (C6H6) and toluene (C7H8) is 27.0 % benzene by mass. The vapor...
A solution of benzene (C6H6) and toluene (C7H8) is 27.0 % benzene by mass. The vapor pressures of pure benzene and pure toluene at 25 ∘C are 94.2 torr and 28.4 torr, respectively. Assuming ideal behavior, calculate the following. Calculate A) The vapor pressure of each of the solution components in the mixture. B) The composition of the vapor in mass percent.
1) Calculate the mole fraction of benzene and toluene in the vapor in a solution of...
1) Calculate the mole fraction of benzene and toluene in the vapor in a solution of both with Xbenzene = 0.763. (At 25°C, the vapor pressure of benzene is 96.0 mm Hg and 30.3 mm Hg for toluene). 2) Calculate the freezing point of a solution prepared by dissolving 15.0 g of Na2SO4 in 100 g of water. Kf for water is 1.86 °C.kg/mol.
compound with the empirical formula C8H5 is dissolved in benzene at 25°C. When 10.0 g of...
compound with the empirical formula C8H5 is dissolved in benzene at 25°C. When 10.0 g of the compound are dissolved in 100 g of benzene, the vapor pressure above the resulting solution is 91.64 mm Hg. If the vapor pressure of pure benzene is 95.18 mm Hg at 25°C, calculate the molecular weight and determine the molecular formula of the compound. You may assume the compound is nonvolatile and that benzene obeys Raoult’s law in the solution.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT