A solution of glycerol, C3H8O3, in water is prepared by mixing 345.1 g C3H8O3 with 1749 g of water. The molarity was found to be 1.846 M. Calculate
a) the molality of the glycerol solution
b) the density of the glycerol solution
A solution of glycerol, C3H8O3, in water is prepared by mixing 345.1 g C3H8O3 with 1749...
A 2.350×10−2 M solution of glycerol (C3H8O3) in water is at 20.0∘C. The sample was created by dissolving a sample of C3H8O3 in water and then bringing the volume up to 1.000 L. It was determined that the volume of water needed to do this was 999.0 mL . The density of water at 20.0∘C is 0.9982 g/mL. Include units. Part A: Calculate the molality of the glycerol solution. Part B: Calculate the mole fraction of glycerol in this solution....
An aqueous solution of glycerol, C3H8O3 is prepared by adding 150.0 g of glycerol to 200.0 g of water. What is the mole fraction of glycerol in the final solution? a. 0.571 b. 0.429 c. 0.750 d. 0.872 e. 0.128 NB: the answer is e but how do I do the working out?
A solution is prepared by mixing 1.15 g of ethanol (CH3CH2OH) with 100. g of water. Calculate: (a) the percent by mass, (b) mole fraction, (c) molality, and (d) molarity of this solution. Assume that the density of the solution is 1.00 g/mL
Calculate the vapor pressure of a solution containing 36.5 g of glycerol (C3H8O3) and 125 mL of water at 30.0 °C. The vapor pressure of pure water at this temperature is 31.8 torr. Assume that glycerol is not volatile and dissolves molecularly (i.e., it is not ionic) and use a density of 1.00 g/mL for the water.
a 5.00% saline solution is prepared by mixing 5.00 g NaCl with 95.0 g H2O find the molality if the density of this solution is 1.04 g/ml, find the molarity compare the molarity and molality of this solution. why are they numerically similar?
1.3g of glycerol, C3H8O3,is mixed with water to form a solution with a volume of 0.25L at 35oC. What is the osmotic pressure (in atmospheres) of the solution.
6. A solution is prepared by dissolving 571.6 g of H2SO4 in enough water to make 1000.0 mL of solution. The solution has a density of 1.3294 g/mL. Determine the molarity and molality of the solution.
Calculate the molality of a glucose solution, C6H12O6 (molar mass=180.2 g/mol) that is prepared by mixing 234 g of glucose in 755 g water
Pt 1 - Glycerol (C3H8O3), also called glycerine, is widely used in the food and pharmaceutical industries. Glycerol is polar and dissolves readily in water and polar organic solvents like ethanol. Calculate the mole fraction of the solvent in a solution that contains 2.21 g glycerol dissolved in 22.00 mL ethanol (CH3CH2OH; density = 0.7893 g/mL). Round to four significant digits. Pt 2 - Use your answer to Part 2 to calculate the vapor pressure of the solution at 20°C...
A solution was prepared by dissolving 37.0 g of KCl in 225 g of water. Calculate the mole fraction of the ionic species KCl in the solution. Calculate the molarity of KCl in the solution if the total volume of the solution is 239 mL. Calculate the molality of KCl in the solution.