What is the vapor pressure of solution made by adding 52.9 g of CuCl2, a strong electrolyte, to 800.0 mL of water at 52.0 ∘∘C? The vapor pressure of pure water at 52.0 ∘∘C is 102.1 torr and its density is 0.987g/mL.

Q: What is the molality of a 60.5% by mass of nitric acid (HNO 3 ) solution

A: The concentration of a substance can be measured in terms of mass by mass percentage. This…

Q: .) Calculate the freezing point of a solution containing 50.0 g of NaCl in 5000 mL of water. Kf for…

A: Difference between freezing point of  pure solvent and  freezing point of  solution is given by the…

Q: What is the change in freezing point of an aqueous solution of ethanol that has a molality of 2.2?…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: What solution has the lowest freezing point? 6.3 g sugar dissoved in water 5 g sugar dissolved in…

A: Freezing point is the temperature at which liquid freezes.

Q: 4.64 g of a nonelectrolyte is dissolved in 185.0 g naphthalene. The resulting solution freezes at…

A: Mass of Nonelectrolyte dissolved =m= 4.64 g  Mass of naphthalene solvent =M= 185.0 g = 185 * 10-3…

Q: Without doing detailed calculations, determine which of the following aqueous solutions has the…

A: The question is based on the concept of solutions.   Molality is a method of expressing…

Q: What is the molarity of 0.645 m glucose (CeH12O6) aqueous solution (Solvent: H2O). The molar mass of…

A: Assuming the mass of solution as 1 kg the number of moles present in given molality of glucose is…

Q: A solution contains 100.0 g water, 10.0 g NaCl, and 15.0 g methanol. What is the mass percent of…

A: Given data: The mass of water = 100 g The mass of NaCl = 10.0 g The mass of methanol = 15.0 g The…

Q: 5) Antifreeze is composed mainly of ethylene glycol (C2H6O2, d = 1.11 g/cm3). It is added to a car…

A:

Q: Calculate the molality of a solution formed by adding 8.30 g NH4Cl8.30 g NH4Cl to 14.3 g14.3 g of…

A:

Q: how many ions would form in solution when the following salts dissolve?  Which of these solids would…

A: The ionisation reaction splits the soluble ionic solids into anions and cations when dissolved in a…

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: A solid consists of a mixture of NaNO3 and Mg(NO3)2. When 6.50 g of the solid is dissolved in 50.0 g…

A: We will use this formula ∆Tf=kf×m

Q: Compare two solutions. Sort the answers to correctly describe each solution. KF dissolved in water…

A: KF is an ionic compound made up of  cations (K⁺) and anions (F¯) and, when such solid compounds are…

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

A:

Q: If a solution is prepared by dissolving 17.75 g sulfuric acid, H2SO4, in enough water to make 100.0…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: 1) Calculate the number of moles of solute present in each of the following solutions: a) 255 mL of…

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Q: A 250. ml aqueous solution prepared by dissolving 55.0 g of a non-electrolyte solute had a freezing…

A: Volume=250mL Weight of solute=55.0g Freezing point=-2.34°C  Kf=1.86°C/m

Q: A 50.0-mL solution is initially 1.55% MgCl2 by mass and has a density of 1.05 g>mL. What is the…

A:

Q: Some ethylene glycol, HOCH2CH2OH, is added to your car’s cooling system along with 5 kg of water. If…

A: Solution has two components. One is solute and other is solvent. When solute is added to solvent it…

Q: Convert the concentration of a. 5% (w/v) NaOH solution and b. 10% (w/v) sucrose solution into I.…

A:

Q: What is the definition of a solution? What is the definition of solubility? Which one of these…

A: Since you have posted multiple questions as per guidelines we can answer only one . If you want…

Q: 3. A 100. mL aqueous solution prepared by dissolving 25.0 g of a non-electrolyte solute had a…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: a.) Calculate the freezing point and boiling point of the solution when you add 1.00 kg of ethylene…

A: Given data:  Mass of ethylene glycol = 1.00 kg Mass of water = 4.450 kg K b = 0.512C°/m K f =…

Q: What is the molality of 2.5 g NaCl dissolved in 20.0 kg of water?

A: The given values for the preparation of NaCl solution is: weight of NaCl=2.5 gamount of water…

Q: Calculate the freezing point of a solution containing 50.0 g of NaCl in 5000 mL of water. Kf for…

A: b)

Q: 240 220 200 NACIO, 180 4KNO, 160 140 KBr 120 100 NaCl 20 20 40 100 120 Temperature (C) At 90 C.…

A: The solubility curve given is,

Q: Calculate the molality of the following aqueous solutions

A: A)    2.90 Molar solution means  there are 2.90 moles of  NaCl salt in 1 Liter.  Molecular weight of…

Q: What is the molality of a solution made by dissolving 17.3 grams of NaCl in 535 grams of water?…

A: We have to calculate the molality of solution.

Q: The solubility of Cr(NO3)3 • 9H2O in water at 15°C is 208 g per 100. mL of solution. Is a 1.22 M…

A: Molarity M=no of moles of soluteVolume of solution                   =2084001001000…

Q: In which of these solutions water has the lowest vapor pressure at 25oC? (m = molality)…

A: ∆P = P° - PP = m x iwere,∆P = lowering of vapor pressureP°= vapor pressure of pure solventP  = vapor…

Q: 2. Sodium nitrate has a lattice energy of -2.48 x 102 kJ/mol, and a heat of hydration of -234…

A: The number of moles of sodium nitrate can be determined as follows: Number of moles of NaNO3  =…

Q: Calculate the freezing point of an 0.260 m aqueous solution of lithium perchlorate (LiClO4). The…

A:

Q: The vapor pressure of pure water at 70°C is normally 233.7 mmHg, but decreased to 227.4 mmHg upon…

A: Given: Amount of water taken, WA = 242.9 g Vapor pressure of pure water, PA° = 233.7 mm Hg Vapor…

Q: What is the molality of a solution when 8.57 g of ethanol (C2H60 46.07 g/ mol) is dissolved in 274.6…

A: Given values are, Mass of solute (ethanol) = 8.57 g Molar mass of ethanol= 46.07 g/mol Volume of…

Q: Arrange the following solutions in order by their decreasing freezing points: 0.1 m Na3PO4, 0.1 m…

A: Tf = i Kf m Where i is the van't Hoff factor m is the molality Number of ions present per unit of…

Q: The concentration of NaCl(aq) in a beaker is 2.00 M. What is the molality of the NaCl solution?…

A: The Molarity of NaCl = 2.00 M Means moles of NaCl = 2.00 mol present in volume of 1 L water . So…

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: In antifreeze, ethylene glycol (dissolved in water) is 44% volume per volume, Antifreeze has a…

A: Given: %(v/v) of ethylene glycol = 44 % The density of solution = 1.23 g/mL. The density of ethylene…

Q: If 40 g of potassium nitrate, KNO3, are dissolved in 500 g of water, what will be the molality of…

A:

Q: Calculate the molality of 72.0 grams of ethylene glycol C2H6O2 in 304.6 g of water

A:

Q: calculate the molarity of the solution formed when 50.0g of glucose (molar mass 180.2) is dissolved…

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

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: What is the molality of a solution prepared by dissolving 78.8  g of ethylene glycol, HOCH2CH2OH, in…

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Q: How many grams of NaOH must be added to 300ml of water at 48°C to have a solution whose vapor…

A: Given : Volume of NaOH = 300ml Vapor pressure of solution = 78torr. Vapor pressure of water = 83.7…

Q: a sodium hydroxide solution that contains 41.5 grams of NaOH per L of solution has density of 1.08…

A: Given: mass of solute, NaOH = 41.5 g density of solution = 1.08 g/mL

Q: Ethylene glycol (C₂H₆O₂) is used as an additive to the water in your automobile to lower its…

A:

Q: What is the molality of a solution made by dissolving 26.3 grams of CsCl in 420 grams of water?…

A:

Q: Calculate the freezing point of a solution containing 50.0 g of NaCl in 5000 mL water . K for water…

A: Given in the question, Volume of water = 5000 mL Mass of NaCl = 50.0 g Kf for water = 1.86 C°/m. As…