solution. 2. The molality of an aqueous solution of sugar (C12H22O11) is 1.25 m(mol/kg). Calculate the mole fractions of sugar and water.

Solve the following problem. Show your solution.

We have a 1.000 M aqueous solution of C3H8O(aq) (C3H8O is the only solute). Thedensity of this solution is 0.988 g/mL. Calculate the molality, the percent mass, and themole fraction of C3H8O in this aqueous solution. The molar masses of C, O, and H are12.01, 16.00, and 1.01 g/mol

A solution has a density of 0.889 g/mL and has 5.9 g of toluene (C7H8) and 231 g of benzene. Identify the solute and the solvent. Calculate the molarity of the solution. Calculate the molality of the solution.

The nonvolatile, nonelectrolyte chlorophyll, Cs5H72MgN4O5 (893.50 g/mol), is soluble in ethanol CH3CH₂OH. Calculate the osmotic pressure generated when 14.8 grams of chlorophyll are dissolved in 189 ml of a ethanol solution at 298 K. The molarity of the solution is The osmotic pressure of the solution is Submit Answer M. atmospheres. Retry Entire Group 9 more group attempts remaining

My bottle of Duff beer has an alcohol content of 8.0% by weight. Find the molality, the mole fraction of the solute, the mole fraction of the solvent, and the molarity of the beer. The density of Duff beer is 0.9976g/cm3. Assume the beer consists only of water and ethanol.

A solution was prepared by dissolving 200.0 g of KClKCl in 285 g of water.   Calculate the mole fraction of KClKCl. (The formula weight of KClKCl is 74.6 g/molg/mol. The formula weight of water is 18.0 g/molg/mol.) Express the mole fraction of KCl to two decimal places.

7.152g of an unknown solute was dissolved in 0.049883 kg of pure water. This solution has a boiling point of 103.4oC. The Van't Hoff factor of the unknown solute is 3. What is the Molality of the unknown? What is the Molecular weight of the unknown?

Osmotic pressure data for a solution containing an unknown sugar are given below. Determine the molar mass of the sugar. T (atm) 2.59 5.06 7.61 12.75 18.13 23.72 density (g/L) 33.5 65.7 96.5 155 209 259

A solution contains 22.4 grams of glucose (C 5 H 12 O 6 ) dissolved in 0.500 L of water. What is the molality (m) of the solution? (Assume a density of 1.00g / m * L for water). NotePlease report your answer to 3 significant figures and include the abbreviated form of the unit.