What is the freezing point (in degrees Celcius) of 4.30 kg of water if it contains 196.9 g of butanol,  C4H9OHCX4HX9OH ?    The freezing point depression constant for water is 1.86 oC/m and the molar mass of butanol is 74.12 g/mol.

Q: The freezing point of ethanol (C2H5OH) is -114.6⁰C. What is the freezing point of the solution…

A:

Q: 14. Certain compounds are known to “dimerize” in solution – this means that the intermolecular…

A: The depression in freezing point is given by  ΔTf = i * Kf * molality where ΔTf = depression in…

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

A: When a non-volatile solute is added to the solvent, the freezing point of the solution decreases…

Q: A solution was made by adding 800 g of ethanol, C2H5OH, to 8,000 g of water. How much would this…

A: The formula for calculating Freezing point depression is, ∆Tf=Kf.m.i where, Kf is the cryoscopic…

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

A: Given Kf for water is 1.86 °C･kg/mol Freezing point of ethylene glycol  =  -3.60 °C Freezing point…

Q: Calculate the freezing point of a solution of 40.0 g methyl salicylate, C 7H 6O 2, dissolved in 800.…

A:

Q: How much table salt should be added to 300 g water to lower its freezing point to -2.00°C?

A: given data : Kf of water = 1.86 °C/m  Freezing point of water = 0°C  ∆Tf = 0-(-2.00) = 2.00°C  Mass…

Q: The density at 20 ∘C of a 1.645 MM solution of acetic acid in water is 1.0121 g/mL. The molar mass…

A:

Q: A 13.1 g sample of a new chemical is dissolved in 102.4 g of H20. The freezing point of the…

A: The difference between freezing point of Pure solvent and it's solution is called depression in…

Q: A 3.40-g sample of a mixture of naphthalene (C₁₀H₈) and pyrene (C₁₆H₁₀) is dissolved in 35.0 g…

A: Molar Mass of napthalene (C10H8) = 128 g/mol Molar mass of pyrene (C16H10) = 202 g/mol Mass of…

Q: How many liters of the antifreeze ethylene glycol [CH2(OH)CH;(OH) ] would you add to a car radiator…

A:

Q: If 150 g of ethylene glycol (C 2H 6O 2) is added to 1,000. g of water, what is the freezing point?

A: Kf value of water is 1.86 K Kg mol-1. Depression in freezing point when a non-volatile solute is…

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

A: The relationship between depression in freezing point (∆Tf) and molality of solition is  ∆f = kf ×…

Q: What is the boiling point of a phenol solution if that same solution freezes at 38.4 °C? The normal…

A: We know that when a solution is made from a pure solvent, there is depression in freezing point, and…

Q: The vapor pressure of diethyl ether (molar mass, 74.12 g mol-1)at 30°C is 0.8517 atm. Suppose 1.800…

A: The vapor pressure of diethyl ether (molar mass, 74.12 g mol-1)at 30°C is 0.8517 atm.  vapor…

Q: The freezing point of ethanol (C2H5OH) is -114.6⁰C. What is the freezing point of the solution…

A: Given: The freezing point of ethanol=-114.6°C mass of glycerin=50.0g Mass of ethanol=200.0g Freezing…

Q: What is the freezing point of a 1,4-dioxane solution if that same solution boils at 103.0 °C? The…

A: From the formula of elevation in boiling point, and depression in freezing point, we can solve the…

Q: A 3.40-g sample of a mixture of naphthalene (C₁₀H₈) and pyrene (C₁₆H₁₀) is dissolved in 35.0 g…

A: Assuming mass of naphthalene in the mixture is y. Hence mass of pyrene = mass of mixture - mass of…

Q: What is the freezing point of a 1.337  m aqueous solution of aluminum nitrate, Al(NO3)3? The Kf of…

A: The value for the van’t Hoff factor,'i' for Aluminum nitrate can be calculated by writing the…

Q: Quinine was the first drug widely used to treat malaria. A solution prepared by dissolving 10.0g of…

A: The van’t Hoff factor for the quinine is 1 since it is assumed to be non-electrolyte. The mass 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: the A 13.1 g sample of a new chemical is dissolved in 92.4 g of H₂O. The freezing point of resulting…

A:

Q: You have a 10.40-g mixture of table sugar (C 12H 22O 11) and table salt (NaCl). When this mixture is…

A: Given mass of mixture = 10.40 g Mass of water = 150 g Freezing point = -2.24°C some standard values…

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: 9. A solution is prepared by mixing 244.8 g of octadecane (a nonvolatile compound, C3H18) with 1748…

A:

Q: When 8.79g of benzoic acid, C7H6O2, are mixed with 325g of phenol, the mixture freezes at 39.26°C.…

A: step: 1 of 3 The mass of benzoic acid () is 8.79 g and mass of phenol is 325 g. We know that, The…

Q: Cholesterol is an important compound in the body, but in excess has been implicated as a cause of…

A: Given data : Mass of cholestrol = 4.82 gms                         Mass of Benzene = 112 gms…

Q: A 3.40-g sample of a mixture of naphthalene (C10H8) and pyrene (C16H10) is dissolved in 35.0 g…

A:

Q: composition by mass of the solid

A: Record the given info Mass of Solid = 6.50 g Mass of Water = 50.0 g Freezing point of the solution =…

Q: Consider 18.32 g benzoic acid that is dissolved in 1.00 kg benzene (CcHe). The resulting solution…

A: Given,Mass of Benzoic acid= 18.32 g Mass of benzene= 1 kgThe freezing point depression: The…

Q: The freezing point of benzene, C6H6, is 5.500 °C at 1 atmosphere. Kf(benzene) = 5.12 °C/m In a…

A: Given: Freezing point of benzene = 5.500 °C  Freezing point of solution = 4.500 °C  Mass of compound…

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: Given : Mass of mixture sample i.e solute = 6.50 g Mass of water i.e solvent = 50.0 g = 0.050 Kg…

Q: . When 13.46 g of lactic acid, C3H6O3, are mixed with 119 g of stearic acid, the mixture freezes at…

A: Given data,Mass of lactic acid=13.46gMass of stearic acid=119gFreezing point of…

Q: The Tf of camphor is 179.80°C and it’s kf is 39.7°C/m. When 200.0 mg of a compound (X) are added to…

A: Given Information-  Tf of camphor = 179.80oC kf = 39.7oC/m mass of compound (X) = 20.00 mg = =…

Q: Calculate the molar mass of the unknown compound. (Use Kf=1.86∘C/m) An aqueous solution containing…

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…