Choose the aqueous solution with the lowest vapor pressure. These are all solutions of nonvolatile solutes and you should assume ideal van't Hoff factors where applicable. 0.060 m Li₂CO3 0.120 m C₂H602 0.080 m RbC₂H302 0.040 m (NH4)2SO4 They all have the same vapor pressure.

Q: Determine the molality of an aqueous solution prepared by dissolving 4.75 g of LiCl in 247 g of H…

A: Molality is defined as the number of moles of solute present in 1 Kg of solvent. It is numerically…

Q: What is the mole fraction of benzene, C6H6, in the vapor phase from a solution consisting of a…

A: vapour pressure of benzene = 768 torr vapour pressure of toluene = 283 torr Mole fraction of…

Q: 20) At 23.0°C, the vapor pressure of acetonitrile, CH3CN, is 81.0 torr while that of acetone, C3H6O,…

A:

Q: The normal freezing point of a certain liquid X is -2.7 °C, but when 12.2 g of urea ((NH,),CO) are…

A:

Q: At 25 °C and 785 Torr, carbon dioxide has a solubility of 0.0351 M in water. What is its solubility…

A: Given: Initial pressure, = 785 torr Final pressure, = 1250 torr Initial concentration, = 0.0351 M

Q: 14. Certain compounds are known to “dimerize” in solution – this means that the intermolecular…

A: The depression in freezing point is given by  ΔTf = i * Kf * molality where ΔTf = depression in…

Q: A solution was made by adding 800 g of ethanol, C2H5OH, to 8,000 g of water. How much would this…

A: The formula for calculating Freezing point depression is, ∆Tf=Kf.m.i where, Kf is the cryoscopic…

Q: A solution was prepared by dissolving solute T in 115 g benzene. The freezing point of this solution…

A: Depression in freezing point is equal to that product of molal depression constant and molality of…

Q: Calculate the freezing point of a solution of 40.0 g methyl salicylate, C 7H 6O 2, dissolved in 800.…

A:

Q: A solution contains naphthalene (C10Hs) dissolved in hexane (C,H14) at a concentration of 12.35%…

A: Given details, The mass % of naphthalene = 12.35% The vapor pressure of pure hexane at 250C (pi*) =…

Q: A solution was prepared by dissolving solute T in 115 g benzene. The freezing point of this solution…

A: Depression in freezing point is given by the expression:ΔT = Kf x m…

Q: Which of the following aqueous solutions has the highest vapor pressure at 25 *C? 0.04 M NaF sodium…

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Q: A solution was prepared by dissolving solute T in 105 g benzene. The freezing point of this solution…

A:

Q: A solution was prepared by dissolving solute T in 120 g benzene. The freezing point of this solution…

A: Given : Mass of solvent i.e benzene = 120 g = 0.120 Kg                                     (since 1…

Q: Calculate the molality of chloride ions in an aqueous solution of magnesium chloride in which the…

A:

Q: The solutions listed below are in two arms of a tube and are separated by a semipermeable membrane.…

A: Given:Two solutions are there in the two arms of the tube that are separated by a semipermeable…

Q: A certain liquid X has a normal freezing point of -4.00 °C and a freezing point depression constant…

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Q: The normal freezing point of a certain liquid X is 4.70°C, but when 83.g of benzamide (C7H7NO) is…

A: Colligative properties are the properties which depend on the number of atoms or molecules or ions…

Q: A solution of sodium chloride in water has a vapor pressure of 19.6 torr at 25°C. What is the mole…

A:

Q: Arrange the following in INCREASING freezing point i. 0.10 m FeCi3 ii. 0.25 m KCI iii. 0.30 m…

A: Freezing point is calculated by using colligative property depression in freezing point. ∆Tf = iKf m…

Q: A solution of CsF in water has XC$F = 0.0500. What is the molality? %3D O 2.60 m CsF O 5.26 m CsF O…

A:

Q: A solution that contains 5.50 g of ferrocene [a non-electrolyte, molar mass = 186.0 g/mol] dissolved…

A: Given data, Mass of ferrocene = 5.50 g Molar mass = 186.0 g/mol Mass of solvent = 75.0 g = 0.075 Kg…

Q: Calculate the molar mass of the solute in a solution of 2.47 g of a mo electrolyte in 100 g of…

A: Given data contains, Mass of solvent is 100g. Mass of solute is 2.47g. Depression in freezing point…

Q: What is the mole fraction of acetone, C3H6O, in the vapor phase from a solution consisting of a…

A:

Q: Calculate the freezing point of a solution of 35.0 g methyl salicylate, C 7H 6O 2, dissolved in 800.…

A: Calculate the number of moles of methyl salicylate (C8H8O3): Calculate the molality of the…

Q: Choose the aqueous solution with the highest freezing point. These are all solutions of nonvolatile…

A: The colligative properties of solvents shows that the freezing point of water is lowered when solute…

Q: Arrange the boiling points of the aqueous solutions, relative to pure water. Assume complete…

A:

Q: A solution contains 0.102 mol Ca(NO3)2 and 0.927 mol H2O. Calculate the vapor pressure of the…

A: Given data,

Q: vapor pressure

A:

Q: The dispersed phase of a certain colloidal dispersion consistes of spheres of diameter 1.0 x 102 nm.…

A: The diameter of colloidal sphere (d) = 1.0 ×102 nm.…

Q: A solution containing ethylene glycol and water has a vapor pressure of 7.88 torr at 10 °C. Pure…

A: According to the Raoult’s Law: where P˚solvent = partial pressure of the solvent, Psolution is the…

Q: Calculate the molality of a solution prepared by dissolving 112 grams of copper (II) sulfate, CusO4,…

A: Given: Mass of CuSO4=112 g Volume of CuSO4=450 mL

Q: A student dissolves 16.g of benzoic acid C7H6O2 in 125.mL of a solvent with a density of…

A:

Q: Determine the freezing point depression of a solution that contains 30.7 g glycerin (C 3H 8O 3,…

A: Depression at the Freezing Point: A solution's freezing point is lower than that of the pure…

Q: A solution was prepared by dissolving solute T in 120 g benzene. The Tin this solution. Solute T is…

A: We know that,  ∆Tf = Tf ( pure benzene) - Tf(solution)          = (5.50 - 5.18) °C.         = 0.32°…