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Vapor pressure
Page 3
Questions (182)
Using the given boiling points, predict which compound has the higher vapor pressure at a given temperature.
A. ethanol (C2H6O,
2 answers
asked by
Ryan
1,207 views
I have a table that has the vapor pressure of water at selected temperatures. It is converted from celsius to torr. For example:
1 answer
asked by
Alan
1,131 views
the vapor pressure of carbon sulfide is 355.6 torr at 25 degrees Celsius. what is the vapor pressure of a solution prepared by
4 answers
asked by
alexis
1,133 views
Which of the following statements is (are) true?
A. The vapor pressure of CO2 is lower than the vapor pressure of water. B. Sea
5 answers
asked by
kendra
1,053 views
The vapor pressure of pure methanol at 25 degrees Celsius is 127.2 mm Hg. If 12.20 g of potassium chloride are dissolved in
5 answers
asked by
Kaitlyn
1,026 views
An ideal solution contains 40 mole % of A and 60 mole % of B at 80 degrees C. The vapor pressure of pure A and B at this temp
3 answers
asked by
Anonymous
993 views
The total pressure in a flask containing air and ethanol at 25.7C is 878 mm Hg. The pressure of the air in the flask at 25.7C is
1 answer
asked by
mitchell
976 views
Two liquids A and B have vapor pressures of 71.3 and 131 mmHg, respectively, at 25 degrees Celsius. What is the total vapor
2 answers
asked by
Vivian
982 views
A sealed flask contains 0.40 g of water at 28 deg. celsius. The vapor pressure of water at this temperature is 28.36 mmHg
2 answers
asked by
jeff
954 views
What is the vapor pressure at 23 ¢ªC of a solution of 1.20 g of naphthalene, C10H8, in 25.6 g of benzene, C6H6? The vapor
2 answers
asked by
george
953 views
80g of NaCl are dissolved in 400g H2O. if the vapor pressure of the water is 40 mmHg , what is the vapor pressure of NaCl above
2 answers
asked by
sheila
925 views
The vapor pressure of pure water at 30C is 31.8Torr. What is the vapor pressure of a solution of NaCl dissolved in water when
1 answer
asked by
Christopher
920 views
A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 11.07 % naphthalene by mass.
Calculate
1 answer
asked by
elizabeth
917 views
A bottle of rubbing alcohol (C3H7OH) from the store is a 70% solution by mass. Determine the total vapor pressure inside the
3 answers
asked by
billy bob j
930 views
Benzene (C6H6) and toluene (C5H5CH3) form nearly ideal solutions. At 20°C the vapor pressure of benzene is 74.7 Torr and that
3 answers
asked by
Chris
910 views
Benzene has a vapor pressure of 100.0 Torr at 26°C. A nonvolatile, nonelectrolyte compound was added to 0.309 mol benzene at
4 answers
asked by
Angelica
903 views
The vapor pressure of benzene, C6H6, is 60.0 mm Hg at 13.5°C. The molar heat of vaporization of benzene is 30.8 kJ/mol and R =
2 answers
asked by
Sam
877 views
Butanone, CH3CH2COCH3, has a vapor pressure of 100. Torr at 25°C; at the same temperature, propanone, CH3COCH3, has a vapor
2 answers
asked by
Cairy
891 views
What is the vapor pressure in mm Hg of a solution prepared by dissolving 18.3 g of NaCl in 500.0g H20 at 70 °C. (The v.p. of
1 answer
asked anonymously
35 views
Carbon tetrachloride has an enthalpy of vaporization of 29.82kj/mol. If CCl4 has a normal boiling point of 350k, what is its
2 answers
asked by
Annie
852 views
At its normal boiling point of 126°C n-octane, C8H18, has a vapor pressure of 760 torr. What is its vapor pressure at 25°C?
4 answers
asked by
Nicole
1,337 views
Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure
4 answers
asked by
Gabrielle
805 views
Which of the following has the highest vapor pressure?
CCl4 CBr4 CH3CH3 CH3CHBr2
2 answers
asked by
Tiffany
752 views
A solution is made by dissolving 22.9 g urea (), a nonelectrolyte, in 302 g water. (The vapor pressure of pure water is 23.8
1 answer
asked by
aliza
746 views
Glycerol is a nonvolatile water soluble material. It's density is 1.25g/ml.
Predict the vapor pressure of a solution of 2.40E2 ml
2 answers
asked by
Jonah
725 views
Calculate the vapor pressure of Hg at 14 oC (in atm).
Hg(l) ↔ Hg(g) . . . ΔHo = 61.32 kJ and ΔSo = 98.83 J/K
2 answers
asked by
JUNDY
684 views
At 100 degrees C, pure H2O has a vapor pressure of 760 torr. An aqueous solution has a concentration of 1.90 M MgCl2. The van't
3 answers
asked by
Ayaka
715 views
Which of the following would lower the vapor pressure of a sample of butanol in a closed container?
I) decreasing the temperature
3 answers
asked by
john
685 views
predict the order of increasing vapor pressure at a given temperature for the following compounds: a.ch3ch2ch2ch2oh ,
2 answers
asked by
Luisa
687 views
Rank the following in order of decreasing vapor pressure, and briefly explain the observed trend in vapor pressure:
Acetic Acid
2 answers
asked by
Sarah
658 views
water has a vapor pressure of 23.76 torr at 25C if 1.15 g H2O is enclosed in a 1.0 L container will any liquid be present if so
2 answers
asked by
Anonymous
657 views
A solution is made by dissolving 26.7 g urea, a nonelectrolyte, in 301 g water. (The vapor pressure of pure water is 23.8 torr
2 answers
asked by
Jack
655 views
The vapor pressure of water at 25°C is 23.76 mm Hg. What would you calculate as the new vapor pressure of a solution made by
2 answers
asked by
Rukky
647 views
a) Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 degrees Celcius, the vapor
2 answers
asked by
Eric
649 views
Biphenyl, C12H10, is a nonvolatile, non ionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure
4 answers
asked by
Felicia
644 views
What is the vapor pressure of a solution composed of 3.0 moles benzene (vapor pressure 12.1 kPa) & 1 mole chloroform (vapor
3 answers
asked by
Anonymous
639 views
What is the vapor pressure of CS2(in mmHg) at 18.5degree C? Carbon disulfide, CS2, has Pvap= 100mm at -5.1 degree C and change
2 answers
asked by
Lauren
638 views
Urea forms a ideal solution in water. Determine the vapour pressure in an aqua solution containing 10 percent bymass at 40degree
1 answer
asked by
priya
612 views
Acetic anhydride, C4H6O3, has a normal boiling point of 139.8 C (ie, at 1.013 bar) and a standard enthalpy of vaporization of
2 answers
asked by
FS
594 views
Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure
2 answers
asked by
Josh
600 views
The total pressure in a flask containing air and ethanol at 25.7 C is 878 mm Hg. The pressure of the air in the flask at 25.7 C
2 answers
asked by
Matt
600 views
what would the temperature inside the pressure cooker beef the vapor pressure of water inside the cooker was 3.08 atm
2 answers
asked by
mike
575 views
Glycerin, C3H8O3, is a nonvolatile liquid. What is the vapor pressure of a solution made by adding 159 g glycerin to 338 mL H2O
2 answers
asked by
rose
559 views
Which solution has a higher vapor pressure, 1 M NaCl or 1 M glucose(C6H12O6)?
2 answers
asked by
Joe
552 views
How many grams of carbon tetrachloride CCL4 must be mixed with 35.96g of ethyl acetate CH3COOCH2CH3 at 50?
celsius to produce a
2 answers
asked by
Jude
571 views
A liquid that has an equilibrium vapor pressure of 129 torr at 25°C is placed into a 1-L vessel like that shown below.
A few mL
4 answers
asked by
Samantha
544 views
How many grams of NaCl must be added to 225.0 g
of H2O at 45 °C to lower the vapor pressure of water by 2.21 mmHg? The vapor
2 answers
asked by
Kelly
543 views
Benzene has a vapor pressure of 100.0 Torr at 26°C. A nonvolatile, nonelectrolyte compound was added to 0.309 mol benzene at
2 answers
asked by
Angelica
543 views
The total pressure in a flask containing air and ethanol at 257C is 845 mm Hg. If the pressure of the air in the flask is 762 mm
2 answers
asked by
matt
573 views
Compute the vapor pressure of water above a solution formed by dissolving 25.00 grams of magnesium sulfate, MgSO4 (MM=120.3) in
2 answers
asked by
Aimee
562 views
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Chemical Properties
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