Calculate the vapor pressure of a solution made by dissolving 50.0 g CaCl2, in 500 g of water. The vapor pressure of pure water is 47.1 torr at 37°C. *Correct for the van hoff factor nCa + nCl

Q: When 60.0 g of urea (CH,N,0) are dissolved in 1050. g of a certain mystery liquid X, the freezing…

A: Calculation of no. of mol of Urea: Calculation of molality of Urea solution: where n is the no. of…

Q: A 0.500 m solution of MgCl2 has a boiling point of 100.728°C. What is the  true van 't Hoff factor…

A: • The values provided in the question are:-  i) Molality of MgCl2 solution, m = 0.500 m  ii) Boiling…

Q: Define the following terms :(i) Mole fraction (ii) Ideal solution(b) 15.0 g of an unknown molecular…

A: (i) Mole fraction It is defined as the no. of moles of a particular solute or component present in…

Q: Calculate the vapor pressure lowering of a solution of 2.00 g of aspirin (M = 180.15 g/mol) in 50.0…

A: Moles of solute (aspirin) = given massmolar mass=2.00180.15=0.0111 mol  Moles of solvent ( methanol)…

Q: A solution was made by dissolving 8.01 g sodium chloride (NaCl) in 46.5 g water (H2O). What is the…

A: Given: Mass of sodium chloride (NaCl)=8.01 g Mass of water (H2O)=46.5 g The molar mass of sodium…

Q: Consider two solutions, one formed by adding 10g of glucose (C6H12O6) to 1 L of water and the other…

A: For the first solution, to calculate the vapor pressure, we need to calculate the mole fraction of…

Q: The normal boiling point of Diethyl Ether is 35.4C. A solution of Diethyl Ether, which contains a…

A: 1- In this question, we will determine the mole fraction of Diethyl Ether ( solvent  ) in the…

Q: Consider two solutions, one formed by adding 10 g of glucose 1C6H12O62 to 1 L of water and the other…

A: For the first solution, to calculate the vapor pressure, we need to calculate the mole fraction of…

Q: What is the boiling point of an aqueous solution that has a vapor pressure of 20.5 torr at 25 °C?…

A: According to Raoult’s law, the vapor pressure of the solution is lower than the vapor pressure of…

Q: 6. Calculate the vapor pressure of a solution made by dissolving 50.0 g CaCl2, in 500 g of water.…

A: Given,Vapor pressure of pure water Po  = 47.1torr.Mass of CaCl2 (w1) = 50g.Mass of water (w2) =…

Q: 3 molal solution is more concentrated than 3 molar solution. True O False

A:

Q: A 0.25 mol/kg solution of potassium nitrate (KNO3) freezes at -0.93 °C. Calculate the van't Hoff…

A: Given: molality = 0.25 observed Delta T = -0.93°C normal delta T = Kf × molality…

Q: of

A: We will use formula of realtive lowering of vapour pressure

Q: A solution contains a mixture of pentane and hexane at room temperature.  The solution has a vapor…

A: Given data, Vapor pressure of pure hexane = 151 torr Vapor pressure of pure pentane = 425 torr Total…

Q: At 20 °C, the vapor pressure of benzene 1C6H62 is 75 torr, and that of toluene 1C7H82 is 22 torr.…

A: The composition of the mole fraction has to be calculated. Given: The vapor pressure of benzene…

Q: When 49.9 g of benzamide (C,H,NO) are dissolved in 650. g of a certain mystery liquid X, the…

A:

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

A:

Q: Calculate the vapor pressure of a solution prepared by dissolving 25.5 g of naphthalene (C10H8),…

A: Raoult's law: According to Raoult's law, if a non volatile solute is added to a solvent, the vapor…

Q: When 147. g of urea (CH4N₂O): are dissolved in 1350. g of a certain mystery liquid X, the freezing…

A: Given,  Mass of Urea = 147 g  Molar mass of Urea, (CH4N2O) = 60 g/mol  Mass of solvent = 1350 g  The…

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: 5. A 0.200 M ionic solution has an osmotic pressure of 16.0 atm at 25°C. Calculate the van't Hoff…

A:

Q: The vapor pressure of ethanol, C2H5OH is 100.0 torr at 35 °C. Calculate the vapor pressure of the…

A: The number of moles of ethanol and alpha naphthol in the given solution is calculated using equation…

Q: 1.00 g of nonvolatile sulfanilamide, C6H8O2N2S, is dissolved in 10.0 g of acetone, C3H6O.The vapor…

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

Q: Glycerin (C3H8O3) density is 1.260 g/mL at 25.00 oC.  Calculate the vapor pressure at 25.00 oC of a…

A:

Q: When 87.0g of glycine C2H5NO2 are dissolved in 850.g of a certain mystery liquid X, the freezing…

A:

Q: When 84.8 g of alanine C3H7NO2 are dissolved in 1200. g of a certain mystery liquid X, the freezing…

A: Answer: Freezing point depression of a solution containing non-volatile solute is:…

Q: The boiling point of an aqueous solution is 101.72 ∘C.101.72⁢ ∘C. What is the freezing point?…

A:

Q: When 12.7g of urea CH4N2O are dissolved in 600.g of a certain mystery liquid X, the freezing point…

A:

Q: 4. An aqueous solution contains 5.0% NaCl by mass. Calculate the molality and mole fraction of the…

A:

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: A solution contains 0.209 mol Ca(NO3)2 and O.997 mol H20. Calculate the vapor pressure of the…

A: The formula for the calculation of vapour pressure of the solution is

Q: The vapor pressure of methanol is 94 torr at 20degrees Celsius. The vapor pressure of ethanol is…

A: (a)Given,50.0 g of methanol is mixed with 50.0g of ethanol.Mass of methanol = 50.0gMolar mass of…

Q: A 0.137 m solution of sodium ferrocyanide (NaFe(CN)6.10H2O) in water has a freezing point depression…

A:

Q: . A 0.137 m solution of sodium ferrocyanide (NaFe(CN)6.10H20) in water has a freezing point…

A: Given-> Molality = 0.137 m Freezing point depression = 0.755 °C Kf = 1.86 °C/m

Q: When 48.7g of benzamide C7H7NO are dissolved in 1300.g of a certain mystery liquid X, the freezing…

A: Benzamide dissolve in liquid X mass  of solute = 48.7 g mass of solvent = 1300 g ? Tf = 2.3 oC…

Q: A solution is made by mixing 48.5 g acetone (CH,COCH,) and 48.5 g methanol (CH,OH). What is the…

A:

Q: Calculate the van't Hoff factor for iron(III) chloride

A: Since, nitrobenzene C2H5NO2 is non electrolyte it will be having vantoff factor 1  Now  Since mass…

Q: Which of the following solutions would have the lowest vapor pressure? 1 m Glucose (C6H12O6) 1 m…

A: All the solutions show colligative properties, the properties which are dependent on the…

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: When 225. g of urea (CH,N,0) are dissolved in 1200. g of a certain mystery liquid x, the freezing…

A:

Q: A 0.45 mol of sugar and 1.8 mol of water are mixed to form a solution. What is the vapor pressure of…

A: Given that: Number of moles of sugar (solute) = 0.45 mol Number of moles of water (solvent) = 1.8…

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

A:

Q: 4. It is found that 0.220 g of a certain polymer dissolved in enough water to make 300 mL of…

A:

Q: what is the vapor pressure if there is 1.20 molarity glucose solution at 250.15 degree celsius

A: The vapour pressure of a solution is given by

Q: A 0.56 M solution of MgCl₂ is determined to have a concentration of particles of 1.51 M. What is the…

A: The molarity of the MgCl2 is = 0.56 M The molarity of the particles in the solution is = 1.51 M The…

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

A:

Q: At 25°C, the vapor pressure of pure benzene, C6H6, is 96.0 torr. The vapor pressure of pure ethanol,…

A: Given that, At 25 oC temperature, the vapor pressure of pure benzene, PBen.o = 96 torr and the vapor…

Q: A solution is made up of 86.3g ethylene glycol (C2H6O2) in 143.2g of water. Calculate the freezing…

A: