32.( Determine the molality of a 16-g urea dissolved in 39 grams of water. The molar mass of urea is 60.0 g/mol.     0.11   6.8   6.3   0.68

Q: Determine the molality of a solution in which 28.1 grams of glucose C6H1206 are dissolved in…

A: Applying concept of molarity and molality.

Q: 10. What is the percent by mass of ethanol in a 5.000 m (molal) aqueous solution? The molar mass of…

A: Molality of the ethanol solution = 5.000 mpercent by mass of ethanol = ?molar mass of ethanol =…

Q: What is the molality of a solution in which 12 g of NaCl is dissolved in 19 Kg of water?

A: Molality: It is the amount of solute that is present per kilogram of a solution. In mathematical…

Q: 9. A solution contains 57.5 mL ethyl alcohol (C₂H5OH) and 600 mL benzene (CH₂). Given that 1000 g…

A:

Q: An aqueous solution is 28.0% by mass potassium bromide, KBr, and has a density of 1.24 g/mL. The…

A: The mass percent concentration of KBr is 28.0 percent which states that 28.0 g of KBr is dissolved…

Q: How many grams of a 18.4% sugar solution contain 48.5 g of sugar? g solution:

A: Mass by mass percent ( % W/W) :-         It is mass of solute present in 100 gram solution .…

Q: What mass of NaCl is dissolved in 100.g of water in a 0.050 molal solution?

A: Molality of given NaCl solution is 0.050 molal. It implies that 0.050 moles of NaCl is present in…

Q: What is the molality of a solution that contain75.3 g of KCl dissolved in 95.0 g of water?

A: Molality is defined as the number of moles per kg of the solvent.

Q: Determine the molality of a solution in which 9.5 grams of glucose C12H22011 are dissolved in…

A: concentration of solution  expressed in different  units  Molarity(M),Normality(N) Molality (m)…

Q: The molality of the solution is ____ m. The boiling point of the solution is _____°C

A: Given that:          Mass of manganese nitrate = 10.65 g Molar mass of manganese nitrate = 179.0…

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: When 92.0 g of a compound is dissolved in 1000. g of water, the freezing point of the solution is…

A:

Q: A solution contains 4.80 g of glucose (C6H12O6), in 90.0 g of water. The molality of the solution is…

A:

Q: Determine the molality of a solution in which 9.3 grams of glucose C6H1206 are dissolved in…

A: We have to find the molality of the  given solution.

Q: What are colligative properties? What is osmotic pressure?

A: The question talks about the concept of solutions. a solution is a homogeneous mixture having no…

Q: A glucose solution is prepared by dissolving 5.10 g of glucose, CSH1206, in 110.5 g of water. What…

A: Given data :  1. Mass of glucose ( solute ) = 5.10 g  2. Mass of water ( solvent ) = 110.5 g  To…

Q: Determine the molality of a solution in which 9.1 grams of sucrose CHOn are dissolved in 1198grams…

A: Given: Mass of sucrose = 9.1 g  Mass of solvent = 1198 g  To find: Molality

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: to prepare 6.00 L of a What is the molality of the following solutions? a. 171.9 g of Sr(NO3)2 is…

A: The molarity of the given solutions has to be given,

Q: 68.4 g of sucrose is dissolved in 250 g of water. What is the molality or molal concentration of the…

A: Molality = number of moles of solute/Kg solvent = (mass of substance/molecular mass of substance)x…

Q: Que. A 275 mg sample of a nonelectrolyte compound was dissolved in water to produce 10.0 mL of a…

A: The mass of the sample is 275 mg.The volume of the solution is .The temperature is .The osmotic…

Q: Determine the molality of a solution in which 18.8 grams of glucose C6H1206 are dissolved in…

A: Given; The given weight of glucose=18.8 grams The molar mass of glucose=180.156 g/mol The given mass…

Q: The molality of a solution of ethyl alcohol, (C2H5OH) in water is 0.960 mol/kg. How many grams of…

A: we have given molality and have to calculate mass of alcohol

Q: What is the molality of a solution containing 75.5 grams sucrose in 400.0 grams water?

A: By definition molality is given as, molality=number of moles of solutemass of solvent in Kg The…

Q: A solution is made using 164.9 mL of ethanol (density 0.7892 g/mL) and 350.0 mL of water (density…

A:

Q: What is the molality of a solution containing 23 mol glucose and 4.7 kg of water?

A:

Q: If 500. g of water is added to a 75 g of a 2.5 molality NaCl solution, what is the mass percent of…

A: Given:Mass of water is 500 g.Mass of NaCl is 75 g.Molality of NaCl is 2.5

Q: 300 ml of 0.05 M ammonia solution, where the density of the solution is 0.88 g/ml.   What is the…

A: The formulas for molarity and molality are: Molarity = Number of moles of soluteVolume of solution…

Q: A solution is made using 125.4 mL of ethanol (density 0.7892 g/mL) and 350.0 mL of water (density…

A: Mass of ethanol = density of ethanol × Volume = 0.7892 g/ml × 125.4 ml = 98.965 g So, no. of moles…

Q: A solution of NaCl in water has a concentration of 20.5% by mass. What is the molal concentration of…

A: Molal concentration of the solution is to be calculated when the solution has 20.5 % by mass of…

Q: The molal concentration of a solution made by dissolving 3.5 g of CaCl2 (110.98 g/mol) in 353 g of…

A: Given :- mass of CaCl2 = 3.5 g  Mass of water = 353 g  To calculate :- molality of molal…

Q: me molality

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