vapor pressure

Q: Calculate the molality of a sulfuric acid solution (density = 1.230 g/mL) whose concentration is…

A: molarity is defined as defined as no of moles of solute devided by volume of solution in liter.

Q: A 45 g sample of urea (MW = 56.7 g mol-1) (non-dissociating, non-volatile solute) is dissolved into…

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Q: 1) Indicate which aqueous solution has the slowest evaporation rate. a)  0.1 M NH4Cl b)  0.2…

A: Here 2 question are given . which i have to attempt not mention. So I am taking first question

Q: The osmotic pressure of an aqueous solution at 309 K is 120 kPa. Calculate the freezing point of the…

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Q: Calculate the vapor pressure at 85.0°C of a solution prepared by dissolving 0.200 mol of liquid…

A: The vapor pressure of a solution at certain temperature is equal to the sum of vapor pressure of…

Q: Calculate the molality, molarity, and mole fraction of NH3 which is 12.5% by mass aq. Solution…

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Q: Calculate the molality of a sulfuric acid solution (density = 1.230 g/mL) whose concentration is…

A: Given, Density of sulfuric acid solution is 1.230 g/mL. Concentration of sulfuric acid is 1.25M.…

Q: Determine the molality of an aqueous solution prepared by dissolving 0.112 moles of LiCl in 13.7…

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Q: Which of the following statements is TRUE regarding colligative properties in solution? Select one:…

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Q: What is the molality of a solution made by dissolving 9.43 grams of MnCl 2 in 385 grams of water?…

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Q: The osmotic pressure of an aqueous solution at 309 K is 120 kPa. Calculate the freezing point of the…

A: For aqueous solution , freezing point is given as :  Freezing point of solution = Freezing point of…

Q: Calculate the vapor pressure of water H2O at 90 degrees Celsius for a solution prepared by…

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Q: Calculate the osmolarity and osmotic pressure that develop across a semipermeable membrane if a…

A: Given that -  Mass of ammonium chloride , NH4Cl = 13.4 g  Volume of water = 500 mL  Temperature =…

Q: Calculate the molality of NH3 (MM = 17.03 g/mol) in household ammonia, which is an 8.00% solution by…

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Q: A college student is trying to determine the freezing point of an aqueous solution. He know it will…

A: As a non volatile substance is added to a solvent,the freezing point of solvent is depressed. It is…

Q: Which one of these is not a colligative property? osmotic pressure freezing point depression vapor…

A: colligative properties are depend on the ratio of the number of solute particles and not on the…

Q: The vapor pressure of ethanol is 58.7 torr at 25 °C. Determine the new vapor pressure of an ethanol…

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Q: Predict the vapor pressure of a solution prepared by mixing 35.0 g solid Na3PO4 (molar mass = 163.9…

A: Given: Mass of Na3PO4 =35.0 g The molar mass of Na3PO4 =163.9 g/mol Mass of water =155 g The molar…

Q: Calculate the vapor pressure of a solution consisting of 3 moles of a nonvolatile solute and 15…

A: Given :-  Number of moles of water = 15 mol  Number of moles of non-volatile solute = 3 mol  Vapour…

Q: Calculate the vapor pressure of an aqueous solution when 164 g of glycerin, (Mr. 92.0 g/mol) is…

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Q: Vapor pressure of pure H2O at 20℃ is 17.5 torr. What will be vapor pressure of solution after adding…

A: Vapor pressure of pure water = 17.5 torrMole fraction of water = 0.800Mole fraction of sugar = 0.200

Q: Calculate the vapor pressure of a solution, in mmHg, that is prepared by dissolving 159 grams of…

A: • relative lowering of vapour pressure is equal to the mole fraction of solute. relative lowering of…

Q: Calculate the vapor pressure of a solution made by dissolving 100.0g glucose, C6H12O6, in 500g of…

A: The number of moles of glucose and water is calculated as given, No.of moles,nglucose=MassMolar…

Q: Calculate the molality of a solution prepared by dissolving 13.7 g of sodium hydroxide (NaOH) in…

A: The molality of a solution is calculated by the formula, m=msMs×mS×1000......(1) Where, ms is the…

Q: At 25 Celsius and 775 torr carbon dioxide has a solubitilty of 0.0347 M in water. What is the…

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Q: A solution contains 14.6 g of the substance bolognium and 14.6 g of caterium. Assuming ideal…

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Q: What is a colligative property?     A property that depends on the number of particles in…

A: colligative property:  A property that depends on the number of particles in solution, but not on…

Q: A 1.09 g sample of substance X is dissolved in 26.8 g of benzene. The freezing point of the solution…

A: The ratio of moles of solute to the mass of the solvent in kg is known as molality.

Q: What is the vapor pressure of an aqueous ethylene glycol (C2H6O2)solution that is 14.8% C2H6O2 by…

A: Given: % mass of C2H6O2=14.8% Vapor pressure of pure water=23.8 torr (at 25°C)

Q: The vapor pressure of pure acetone is 185 torr. When 90.1 g of glucose (MW 180.2) dissolves in 7.5…

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Q: which solution do you expect to have the lowest freezing point? .20 m NaCl, 0.20 m MgI2, 0.20 m…

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Q: Which temperature would allow the highest solubility of CO2 in water? 40C 50C 60C 70C

A: A multiple choice question based on the solubility of gases, which is to be accomplished.

Q: If 100 mL of a 0.15 M Mg(NO3)2(aq) solution has a density of 1.09 g/mL, which of the following…

A: Given, Volume of solution = 100 mL Molarity of Mg(NO3)2 solution = 0.15 M = 0.15 mol/L Density of…

Q: The density of an aqueous solution that is 13.2% by mass of XY ( molar mass 56.8 g/mol ) is 1.10 g/…

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Q: Which of the following statements is TRUE regarding colligative properties in solution?…

A: Colligative properties are defined as those properties which depend only on the number of particles…

Q: Predict the vapor pressure of a solution prepared by mixing 45.0 g solid Mg3(PO4)2 (molar mass =…

A: The relative lowering of vapor pressure for solution containing non-volatile solute is equal to the…

Q: A solution contains 45.0 g of glucose, C6H12O6, dissolved in 175.0 g of water at 22C. Calculate the…

A: Given  Mass of Glucose = 45 gram  Mass of water = 175 gram Vapor pressure of water ( P) = 19.8 mmHg…

Q: Calculate the vapor pressure at 85.0°C of a solution prepared by dissolving 0.600 mol of liquid…

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Q: Calculate the molality of a 40.0% H3PO4 solution in water.

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Q: vapor pressure

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Q: MOLARITY AND MOLALITY Calculate the molarity concentration of a solution that contains 49.5 g of…

A: Given: Volume of solution = 460 mL = 0.46 L Mass of Ca3(PO4)2 = 49.5 g Molar mass of Ca3(PO4)2,…

Q: Identify the solutions as saturated or supersaturated. Solubility information is given in the table.…

A: 1. Solubility of sucrose at 0 °C = 179.2 g sucorse /100 g of water = 1.792 g/1 g of water Cone, of…

Q: An aqueous solution of methanol (MM = 32.04 g/mol) has a molality of 3.21 m and a density of 1.15…

A: Please find the attachment.

Q: A solution contains napthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 10.85%…

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Q: Determine the vapor pressure of a solution at 25 degrees Celsius that contains 76.6 g of glucose in…

A: The molar mass of water is 18 g/mol and the molar mass of glucose is 180 g/mol.  The 250 mL of water…

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

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Q: Determine the molality of a solution in which 28.5 grams of glucose C6H1206 are dissolved in…

A: Molality (m) :-  The number of moles of solute present in dissolved state in one kg of solvent is…

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

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

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Q: what is the freezing point of 1 m solution pf hcl in water

A: Freezing-point depression, ∆Tf = i.Kf.m Where, i = the van't Hoff factor ( i= 2 for HCl) Kf - the…