Lauryl alcohol is obtained from the coconut and is an ingredient in many hair shampoos. Its empirical formula is C12H26O. A solution of 5.00 g of lauryl alcohol in 100.0 g of benzene boils at 80.78 Celsius (Boiling point and kb of benzene are 80.10 Celsius and 2.53 C/m, respectively). Find the boiling point elevation.

Q: Two beakers are placed in a small closed container at 25 °C. One contains 416 mL of a 0.112 M…

A: Concentration of the solute in dilute solution and that of concentrated solution are affected by…

Q: A solution of Toluene (C7H8) in 301 g of Cyclohexane (C6H12) has a boiling point of 90.30 °C. What…

A:

Q: A student dissolves 11. g of glucose (C6H1206) in 175. mL of a solvent with a density of 0.94 g/mL.…

A:

Q: A solution of phosphoric acid, H3PO4, was made by dissolving 10.0 g of the acid in 100.0 ml of…

A:

Q: The freezing point of an aqueous solution containing 35 g of an nonelectrolyte in 150 mL water is…

A:

Q: What mass (in grams) of potassium hydrogen phthalate (KHP) would you need to make 250.0 mL of a…

A: Molarity :- It is the number of moles of the solute dissolved per liter of the solution. It is…

Q: A solution is prepared by combining 4.82 grams of an unknown non-electrolyte with 305.0 grams of…

A: Given that: Mass of solute = 4.82 g Mass of chloroform = 305.0 g = 0.305 kg Freezing point of the…

Q: What would be the freezing point of a solution prepared by dissolving 25.00 g of benzaldehyde (M =…

A: Mass of solute (Benzaldehyde) = 25 g Mol. Mass of solute = 106.1 g/mol Mass of solvent= 780g = 0.78…

Q: You are analyzing 225 g of a solution that contains 17.3 g of the ionic compound NaOH in ethanol.…

A: the freezing point of this solution can be calculated as: ΔTf = i * Kf* m where ΔTf =Tof- Tf  i=…

Q: At 20°C, a 0.209 molar aqueous solution of glucose (C6H12O6 MM = 180.1559)  has a density of 1.0173…

A:

Q: A student dissolves 10. g of aniline (C6H5NH₂) in 425. mL of a solvent with a density of 0.98 g/mL.…

A: Given : mass of aniline = 10 g  Tip : molarity = moles / volume of solution (L)      Molality =…

Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: A numerical problem based on colligative properties which is to be accomplished.

Q: [References] Use the References to access important values if needed for this question. The boiling…

A:

Q: Calculate the boiling point of a solution of 400 g of ethylene glycol dissolved in 400 g of water…

A: Molality of solution can be calculated as follows:

Q: When 0.52 g of an unknown nonelectrolyte are dissolved in 35.0 g cyclohexane, the freezing point of…

A: Given data: The mass of unknown nonelectrolyte m=0.52 g. The mass of cyclohexane=35.0 g=0.035 kg.…

Q: What is the solubility of CO₂ at 2.0×104 mmHg? Express your answer using two significant figures.

A:

Q: Calculate the freezing point and boiling point of the solution

A:

Q: What is the boiling point of 0.400 m lactose in water? Use 100.00 °C as the boiling point of water.…

A:

Q: Use the solubility curve below to determine how much NANO3 can dissolve in 300 g of water at 10…

A: The given graph is plotted between solubility and temperature. This shows the dependence of…

Q: A certain liquid X has a normal freezing point of 0.90°C and a freezing point depression constant…

A: According to the depression in freezing point expression, ∆Tf = i × Kf × m Where, ∆Tf = Tfsolvent -…

Q: Which of the following aqueous solutions will have the lowest freezing point? 0.10 m sodium…

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

Q: A student dissolves 10. g of phenol (C,H;OH) in 175. mL of a solvent with a density of 1.03 g/mL.…

A: 10g phenol is dissolved  The solvent amount is 175 ml The density of the solvent is 1.03g/ml

Q: The freezing point of a 0.10 m solution of mercury(I) nitrate is approximately -0.27 celsius…

A:

Q: At 17 °C, a solid substance has a solubility of 58 g per 100 mL of water. A solution of this solid…

A: The solubility product of salt is a constant at a given temperature irrespective of the source from…

Q: A solution is made by dissolving 6.60 grams of MgCl2 in 380.0 mL of water. What is the freezing…

A: Given that : Mass of MgCl2 = 6.60 g Volume of water = 380 mL Density of water = 1.00 g/mL Kf of…

Q: A student dissolves 4.8 g of ammonia (NH,) in 350. mL of a solvent with a density of 1.01 g/mL. The…

A: Given,  Mass of NH3 = 4.8 g  Molar mass of NH3 = 17 g/mol  Volume of the solvent = 350 ml = 0.35 L…