A solution contains napthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 10.85% napthalene by mass. Calculate the vapor pressure at 25 degrees celsius of hexane above the solution. The vapor pressure of pure hexane at 25 degrees celsius is 151 torr.

Q: Pentane (C5 H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A: Solution -

Q: Pentane (C5H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A: Raoult's Law of Ideal solution states that mole fraction of solvent is directly proportional to the…

Q: The vapor pressure of an aqueous solution of CaCl2 at25°C is 0.02970 atm. The vapor pressure of pure…

A: Given: Vapor pressure of solution  = 0.02970 atm at 25°C Vapor pressure of pure solvent (Water) =…

Q: Pentane (C, H12) and hexane (C,H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A: We have given that at 25°C P°(C5H12) = 511 torr P°(C6H14) = 150 torr Volume of Pentane = 25 mL…

Q: A solution contains 21.2 g of ethylene glycol (C2H6O2 g/mol, i=1) in 85.4 mL of water (density 1.00…

A: when a non volatile solute is added to a solution the boiling point of the solution increases due to…

Q: Pentane ( CH2) and hexane ( CH14) form an ideal solution. At 25°C the vapor pressures of pentane and…

A: The no of moles of pentane and hexane are calculated as follows: Mass = Density × Volume n…

Q: At 25°C, the vapor pressure of pure benzene is  P1== 0.1252 atm. Suppose 6.40 g of naphthalene,…

A: The Raoult's for non volatile solute can be expressed as,…

Q: A solution contains naphthalene (C10H8 MM: 128.164 g/mol) dissolved in hexane (C6H14 MM: 86.172…

A: Given, A solution contains naphthalene (C10H8 MM: 128.164 g/mol) dissolved in hexane (C6H14 MM:…

Q: Determine the vapor pressure at 25 °C of an aqueous ethylene glycol (C2H6O2) solution that is 14.8 %…

A: Given, 14.8 % C2H6O2 by mass means, mass of ethylene glycol = 14.8 mass of solution = 100 g molar…

Q: A liquid-liquid solution is composed of 0.22 mole of pentane (C5H12) and 0.33 mole of hexane…

A: The total vapor pressure of the solution can be calculated by using the Raoult’s law. According to…

Q: Calculate the vapor pressure of a solution prepared by dissolving 90.0 g of naphthalene, C10H8 (a…

A: According to Raoult's law: "The vapor pressure of a solution containing non-volatile solute is equal…

Q: A solution contains 180.3g BaBr2(297.1 gmol) dissolved in 1066 g of water. What is the vapor…

A: There are various colligative properties which depends on the amount of the solute particles-  1-…

Q: A solution contains a mixture of pentane and hexane at room temperature.  The solution has a vapor…

A: Given data, Vapor pressure of pure hexane = 151 torr Vapor pressure of pure pentane = 425 torr Total…

Q: Pentane ( CsH12) and hexane ( CH4) form an ideal solution. At 25°C the vapor pressures of pentane…

A: Mass of pentane in the solution = Volume × density  =25.0 mL× (0.63 g/mL) = 15.75 gmolar mass of…

Q: At 20 °C, the vapor pressure of benzene 1C6H62 is 75 torr, and that of toluene 1C7H82 is 22 torr.…

A: The composition of the mole fraction has to be calculated. Given: The vapor pressure of benzene…

Q: Calculate the vapor pressure of a solution prepared by dissolving 25.5 g of naphthalene (C10H8),…

A: Raoult's law: According to Raoult's law, if a non volatile solute is added to a solvent, the vapor…

Q: A solution is made by mixing 56.7 g acetone and 56.7 g methanol . What is the vapor pressure of this…

A: When two or more than two liquid components or solid in liquid, are mixed, it results in the…

Q: Pentane (C; H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

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Q: At a certain temperature the vapor pressure of pure acetyl bromide (CH,COB1) is measured to be 414.…

A: Mole fraction of a substance in a solution is ratio of number of moles of that substance to total…

Q: Calculate the vapor pressure of water above a solution prepared by dissolving 29.5 g of glycerin…

A: The mole fraction of water in the solution, xw, is calculated as,

Q: At a certain temperature the vapor pressure of pure àcetyl bromide (CH, COB1) is measured to be 395.…

A: Raoult's Law :-  It states that, For a solution of two volatile liquids, the partial vapor pressure…

Q: Suppose that you make a solution by dissolving 325 g of glucose C6H12O6 in 525 g of water. Please…

A: Since the glucose is a non volatile solute so the vapour pressure of the solution will be equal to…

Q: The vapor pressure of ethanol, C2H5OH is 100.0 torr at 35 °C. Calculate the vapor pressure of the…

A: The number of moles of ethanol and alpha naphthol in the given solution is calculated using equation…

Q: Calculate the vapor pressure of a solution made by dissolving 50.0 g CaCl2, in 500 g of water. The…

A: The given weight of CaCl2 is 50.0 g.The molar mass of CaCl2 is 110.98 g/mol. The formula to…

Q: At a certain temperature the vapor pressure of pure acetyl bromide (CH,COB1) is measured to be 363.…

A: we need to calculate partial pressure of acetyl bromide

Q: Pentane (C5 H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A:

Q: A solution contains 0.209 mol Ca(NO3)2 and O.997 mol H20. Calculate the vapor pressure of the…

A: The formula for the calculation of vapour pressure of the solution is

Q: The vapor pressure of methanol is 94 torr at 20degrees Celsius. The vapor pressure of ethanol is…

A: (a)Given,50.0 g of methanol is mixed with 50.0g of ethanol.Mass of methanol = 50.0gMolar mass of…

Q: At a certain temperature the vapor pressure of pure heptane (C,H6) is measured to be 465. torr.…

A: Given data,Pressure of pure heptane=465 torrMass of heptane=114gMass of benzene=103g

Q: Calculate the vapor pressure of water above a solution prepared by dissolving 28.5 g of glycerin…

A: Given: Mass of glycerin 28.5 g. Mass of water 125 g. Vapor pressure of water is 233.7 torr.…

Q: Heptane (C7H16) and Octane (C8H18) form an ideal solution. At 40C the vapor pressure of pure heptane…

A: The mole fractions of heptane and octane in liquid is calculated as,

Q: A solution of methanol and water has a mole fraction of water of 0.312 and a total vapor pressure of…

A: Given  Mole fraction of water = xw = 0.312  Mole fraction of methanol = xm = (1 - xw)  xm.  = 1 -…

Q: Biphenyl, C12H10,C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6.C6H6.…

A: it can be find out by Roults law .

Q: A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 14.90 %…

A: Given data contains, Mass percent of naphthalene is 14.90 %=14.90 g. Mass of hexane is calculated…

Q: An ideal solution contains 0.1279 mol H2O and an unknown number of moles of urea (nonelectrolyte,…

A:

Q: A solution is made by mixing 50.0 g acetone (CH3COCH3) and 50.0 g methanol (CH3OH). What is the…

A:

Q: Pentane (C5H12) and hexane (C6H14) combine to form an ideal solution. At 25°C the vapor pressures of…

A: Introduction to Raoult's law Raoult's law is a physical chemistry relationship that has…

Q: You are given a solution of anthracene (a non-electrolyte solute, 178.23 g/mol) in benzene (78.11…

A: Tf (freezing point of solution) = 0.00°C Tf ° (freezing point of pure solvent) = 5.51°C Kf  =…

Q: The vapor pressure of water at 25°C is 23.8 torr. An aqueous solution was made by dissolving…

A:

Q: A solution of sodium chloride in water has a vapor pressure of 19.6 torr. What is the mole fraction…

A: Given data, The vapor pressure of pure water = 23.8 torr. The vapor pressure of solution = 19.6…

Q: At a certain temperature the vapor pressure of pure acetyl bromide (CH,COBR) is measured to be 218.…

A: Given data :  1. Mass of acetyl bromide = 110 g  2. Mass of benzene = 120 g  3. Vapor pressure of…

Q: A solution is made by dissolving 29.7 g urea (CH4N2O), a nonelectrolyte, in 275 g water. Calculate…

A:

Q: At 25 °C, the vapor pressure of pure benzene (C6H6) and pure toluene (C7H8) are 95.1 and 28.4 mmHg,…

A:

Q: The vapor pressure of pure water at 25 ºC is 23.8 torr.  A chemist dissolves 97.2 grams of urea (a…

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Q: he vapor pressure of methanol, ch3oh, is 94 torr at 20 degrees c. The vapor pressure of ethanol…

A: (a) Given: Mass of methanol = 30.0 g Mass of ethanol = 30.0 g

Q: Pentane (C5H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A:

Q: At a certain temperature the vapor pressure of pure methanol (CH,OH) is measured to be 0.42 atm.…

A:

Q: Calculate the vapor pressure of a solution prepared by dissolving 90.0 g of naphthalene, C10H8 (a…

A:

Q: The vapor pressure of pure water at 25 °C is 23.76 mm Hg. Calculate the vapor pressure of a solution…

A: We will first calculate number of moles of sucrose and water. Then calculate vapor pressure of…