3) Consider a 1.24-m (or 1.24 molal) aqueous solution of LÍCI, an electrolyte. What is the boiling point of the solution? For H20, T = 100°C ; Ko = 0.513 °C.kg/mol.

Q: Given kf for water is 1.86 K/m. What would be the expected change in freezing point for a aqueous…

A: Kf = 1.86 K/m  Molality (m) = 0.5 m Van't Hoff factor = 1  Change in freezing point (∆Tf) = ?

Q: The nonvolatile, nonelectrolyte aspirin , C9H3O4 (180.1 g/mol), is soluble in diethyl ether…

A: In this question, ( Question-1 ) we want to determine the mass of Aspirin in grams. How we can…

Q: What molality of a nonvolatile, nonelectrolyte solute is needed to raise the boiling point of water…

A: Molality of a non-volatile, non-electrolyte solute that is needed to raise the boiling point of…

Q: The cells of a tomato contain mostly an aqueous solution of sugar and other substances. If a typical…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: A vapor pressure of pure water is 3.00 kPa at 25 C. What is vapor pressure of a solution obtained by…

A: Raoult's law states that the vapor pressure of a component at a given temperature is the product of…

Q: The boiling point of an aqueous solution containing a nonvolatıle electrolyte is 100.75°C. a. What…

A: The boiling point of water along with the electrolyte is given. T=100.750C Elevation in boiling…

Q: 1. What is the molal concentration of 5.3 M HBr in an aqueous solution whose density is 1.5 e/cm'?…

A:

Q: What is the vapor pressure (kPa) of water at 25 °C above an aqueous solution that is 10.6% by mass…

A:

Q: Calculate the vapor pressure of water in a 3.77 m solution of isopropanol, a non-volatile…

A:

Q: What is meant by a “negative deviation from Raoult’s Law” for a mixture of two volatile compounds,…

A:

Q: What is the mole fraction, X, of solute and the molality, m (or b), for an aqueous solution that is…

A: Calculation of molality and mole fraction of solute using percentage by mass of solute :

Q: The freezing points of 0.20 m aqueous solution of Cr(NO3)3 is [kf for water = 1.86°C/molal]

A:

Q: The molality of ethanol, CH3CH2OH, in an aqueous solution is 8.95 mol/kg. What is the mole fraction…

A:

Q: The osmolarity of physiological saline solution is 0.300 osmol/L. Assuming a membrane that is…

A: The total number of solute particle per liter is known as osmolarity.

Q: After the addition of 24 g of ethanol (C2H5OH) to 1 kg of water, the freezing point of the solution…

A: Cryoscopic constant: It is the freezing point depression that is produced when the one mole of the…

Q: A 300 mg sample of caffeine was dissolved in 10.0 g of camphor (Kf = 39.7°C/m), decreasing the…

A: The depression in the freezing point (∆Tf) can be expressed as follows-

Q: Calculate the molality of NaCl in a 500 ml 20% aqueous NaCl solution whose density is 1.148 g/mL at…

A: Given data is: Density = 1.148 g/mL Molar mass of NaCl = 58.44 g/mol Calculation of molality,…

Q: H.W3: Predict the ideal solubility of lead in bismuth at 280°C given that its melting point is 327°C…

A:

Q: Camphor (C10H16O) melts at 179.8 °C, and it has aparticularly large freezing-point-depression…

A: Colligative properties are the properties of the solution that depend on the number of moles of…

Q: 4. A solution is prepared by mixing 1 gof ethanol (C,H&O) with 100 g water to give a final volume of…

A:

Q: What is the boiling point of a solution containing 171 g of sucrose (non-electrolyte) in 300.0 g of…

A:

Q: 16.) An aqueous solution of a nonvolatile solute has a boiling point of 101.9°C. Calculate the…

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

Q: The molal freezing point constant for water is 1.86 oC/m. At what temperature will a mixture of 2.00…

A: Given,  The mass of CaCl2 = 2.00 g.                            The mass of water = 25.0 g.…

Q: When 6.31 g of a certain nonvolatile solute is dissolved in 505 g of water, the freezing point of…

A: Given data is as follows: The mass of nonvolatile solute = 6.31 g The mass of water = 505 g = 0.505…

Q: At 300 K consider a colloidal solution, M = 150 kg/mol, in a gravity field. If the concentration of…

A: The concentration of colloidal solution can be expressed as: C=C0e-MgzRT                    (1)

Q: What molality of a nonvolatile, nonelectrolyte solute is needed to raise the boiling point of water…

A:

Q: 4. Calculate the freezing points of 0.40 molal aqueous solutions of (1) NaNO3 and (2) MgCl, Assume…

A: We will calculate the freezing point of given solution by using the formula of depression of…

Q: A nonvolatile solute is dissolved in benzene and the resulting solution has a vapor pressure of 20.7…

A: Given information,           The vapor pressure of the resulting solution is 20.7 torr.…

Q: What is the freezing point (in degrees Celcius) of 3.79 kg of water if it contains 192.8 g of…

A: Given : Mass of butanol = 192.8 g Mass of water = 3.79 Kg  Freezing point depression constant of…

Q: Calculate the osmotic pressure of a solution at 300 K that is 0.500 M in sucrose and 0.500 M in KCl

A: Given :we have to calculate the osmotic pressure of a solution at 300 K that is 0.500 M in sucrose…

Q: 2.00 g of an unknown compound is mixed to form a homogeneous solution with 75.00 g of benzene. This…

A: Answer: 216.72 g/mol

Q: 18- Calculate the (a) molar concentration and (b) Molality of a sulfuric acid solution of density…

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

Q: Ammonium carbonate is a strong electrolyte and it disocciate into two NH4+ and one CO32- . If the…

A:

Q: Henry’s law constant (KH) for the solution of methane in benzene at 298 K is 4.27 X 105 mmHg.…

A: Henry's law state that the pressure of a gas over a solution is directly proportional to the mole…

Q: Concentrated aqueous ammonia has a molarity of 14.8 and a density of 0.87 g/cm3. What is the…

A:

Q: A nonvolatile solute is dissolved in benzene and the resulting solution has a vapor pressure of 18.1…

A: Given           The vapor pressure of the resulting solution = 18.1 torr.           The vapor…

Q: The osmolarity of physiological saline solution is 0.300 osmol/L. Assuming a membrane that is…

A:

Q: Camphor (MW = 104 g/mole) melts at 179.8 °C, and it has a particularly large freezing point…

A:

Q: Aniline (C6H7N) is an organic solvent with a freezing point of -6.0 °C. What is the freezing point,…

A: According to Raoult's law, the depression in the freezing point of an ideal solution of a…

Q: Sulfuric acid in water dissociates completely into H+ and HSO4 - ions. The HSO4 - ion dissociates to…

A: Given, molality (m) of H2SO4 = 0.1000 m            freezing point of solution = 272.76 K = (272.76 -…

Q: Calculate the freezing points of 0.40 molal aqueous solutions of (I) NaNO, 4. and (2) MgCI, Assume…

A: NOTE : The formula of salts given is incorrect. The correct formula are 1) NaNO3 and 2) MgCl2. The…

Q: What is the mole fraction, X, of solute and the molality, m (or b), for an aqueous solution that is…

A: Given: mass % of NaOH=  14% To find: i) mole fraction X =? ii) molality, m= ?? We know that, Molar…

Q: what is the boiling point of a solution containing 171g of sucrose (non-electrolyte) in 300 g of…

A: Mass of sucrose = 171 g  Molar mass of sucrose = 342 g/mol Mass of solvent (water ) = 300 g ...Or…

Q: A solution is prepared by dissolving 22.4 g of MgCl2 in 0.200 L of water. Taking the density of pure…

A:

Q: The vapor pressures of pure carbon disulfide and carbon tetrachloride are 360 and 99.8 Torr,…

A:

Q: A nonvolatile solute is dissolved in benzene and the resulting solution has a vapor pressure of 20.5…

A:

Q: When 1.35 g of an unknown non-electrolyte is dissolved in 50.0 g of benzene, the freezing point…

A: Relative lowering in the vapor pressure of a solution is a colligative property that depends on the…

Q: The freezing point depression constants of the solvents cy-clohexane and naphthalene are…

A: The freezing point depression constant, ΔTf – For Cyclohexane = 20.1 ◦C For naphthalene = 6.94 ◦C

Q: An aqueous solution of hydrofluoric acid is 12.5 molal with respect to HF and has a density of 1.070…

A: Welcome to bartleby !  Introduction

Q: A 10.00% by mass solution of ethanol (C2H5OH), in water has a density of 0.9831 g/mL at 15 celsius…

A: We have Molarity = Moles of solute/Volume of solution (L) We know that, moles= mass/molar mass And…