Two volatile substances are mixed with one another so that the solution has a vapor pressure of 125 torr. Given the information in the table below, what is the mole fraction of substance A?

Q: Calculate the mole fraction of nitric acid of a(n) 19.5% (by mass) aqueous solution of nitric acid.

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Q: Calculate the vapor pressure of a solution if prepar

A: The property of a solution which depends upon the number of solutes present in the solution are the…

Q: A solution contains 0.154 mol NaCl and 0.957 mol H,0. Calculate the vapor pressure of the solution…

A: The given problem is based on the relative lowering in vapour pressure which is explained on the…

Q: A solution is prepared by mixing 45.68 g of carbon disulfide (CS2, 76.13 g/mol) with 16.42 g of…

A: We know that,  the partial pressure of solute in vapor phase is equal to the mole fraction of solute…

Q: You are given a bottle of solid X and three aqueous solutions of X—one saturated, one unsaturated,…

A: How to determine  X—one saturated, one unsaturated, and one supersaturated solutions has to be…

Q: molar mass

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Q: The following figures shows a particle-level view of a sealed container partially filled with a…

A: From given  We are assuming as ideal gas behaviour and each statement is checked for X and Y and…

Q: A solution is made by mixing 15.g of water and 75. g of acetone ((CH3)2CO). Calculate the mole…

A: The mole fraction of water (Xwater) is calculated as follows:

Q: This figure shows the solubility of gases in water at the same temperature. Use the figure to answer…

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Q: Calculate the mass of nitrogen dissolved at room temperature in an 80.0-L home aquarium. Assume a…

A: Any gas's quantity dissolve to specified liquid always relies directly over liquid's pressure. This…

Q: n aqueous solution of concentrated nitric acid (HNO3) is 70.0% by mass. What is molality of this…

A: Molality is a property of a solution and is defined as the number of moles of solute per kilogram of…

Q: A 276 mL aqueous solution containing 0.400 g of an unknown polymer has an osmotic pressure of 26.9…

A: The osmotic pressure is given by  Osmotic pressure = i X CRT where i = Van't Hoff factor = number of…

Q: When substances form liquid solutions, what two factors are involved in determining the solubility…

A: When a solute is dissolved in solvent then the old interactions between solute-solute and…

Q: Explain below the effect of adding a non-volatile solute to a volatile solution would have on vapor…

A: The compounds which gets vaporize easily are termed as volatile. The volatility of compounds…

Q: %. The percent by mass of potassium acetate in the solution is

A: percent by mass of potassium acetate = (mass of potassium acetate/mass of solution) × 100%

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.73.…

A: Given: vapour pressure of A, PA∘=42.5 torrmole fraction of A, xA=0.73Vapor pressure of pure B,…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.73.…

A: Given :- Mole fraction of A=0.73               PoA=42.5 torr              PoB=210 torrTo calculate…

Q: 282 moles of ethylene glycol is added to 442 moles of water at room temperature. The vapor pressure…

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Q: You are trying to determine the identity of a nonvolatile compound that you found in Ocean City. You…

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Q: An aqueous solution containing 17.5 g of an unknown molecular (nonelectrolyte) compound in 100.0 g…

A: Given: Mass of compound = 17.5 g. Mass of water i.e. solvent = 100.0 g = 0.100 Kg…

Q: A solution is prepared by dissolving 10.4 g of NaOH in 1 liter or water (density of water = 1.0…

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Q: An aqueous solution is 3.50 % by mass potassium bromide, KBr, and has a density of 1.02 g/mL. The…

A: % By mass = 100 x Mass of solute/Mass of solutionNumber of mol = Mass/molar massMole fraction of…

Q: An aqueous solution contains 0.180 g of an unknown, non ionic solute in 50.0 g of water. The…

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Q: Which statement below best explains why the lowering of the vapor pressure by a nonvolatile solute…

A: The lowering of the vapor pressure by a nonvolatile solute can be discussed,

Q: An aqueous potassium chloride, KCl, solution is made by dissolving 0.305 mol KCl in 575.0 g of…

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Q: When a solute is dissolved in a liquid, the vapor pressure is increased because the surface area…

A: The vapour pressure of solution is defined as the pressure exerted by the vapours in the equilibrium…

Q: The molarity of a potassium fluoride solution is 3.75. Calculate the mole fraction of potassium…

A: Moles fraction of a solute is determined by the following formula mole fraction =moles of…

Q: Molality   A solution contains 22.5 g of methanol, CH3OH, dissolved in sufficient water to give a…

A: Molality of a solution is calculated by dividing the number of moles of solute by per kilogram of…

Q: A 251 mL aqueous solution containing 0.400 g of an unknown polymer has an osmotic pressure of 26.9…

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Q: An aqueous solution is prepared by adding 36.8 g of magnesium chloride to 100. mL of water. Assume…

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Q: Concentration terms such as mass percentage, ppm, mole fraction and molality are independent of…

A: Molarity of a solution is defined as the number of moles of solute dissolved per litre of solution.…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.59.…

A: Use Raoult's law for ideal solutions to solve this problem,Psolution = PAo XA + PBoXB where…

Q: An aqueous solution contains 3.9% NaClNaCl by mass. Calculate the molality of the solution.…

A: Given,  An aqueous solution contains 3.9% NaCl by mass.   Molar mass of NaCl = 58.5 g/mol

Q: The mole fraction of potassium nitrite (KNO2) in a solution is 0.0194. The solution density is…

A: Solution                            Given that  Mole fraction of potassium nitrite = 0.0194…

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: The boiling point of an aqueous solution is 102.46 degrees Celcius. What is the freezing point?…

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Q: When 2.73 g2.73 g of a nonelectrolyte solute is dissolved in wat

A: In simple terms osmosis is defined as Osmotic pressure can also be explained as the pressure needed…

Q: mole fraction

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