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.
Calculate the vapor pressure of a solution containing 36.5 g of glycerol (C3H8O3) and 125 mL...
calculate the vapor pressure of a solution containing 28.5 g of glycerin in 118 mL of water at 30.0 C. the vapor pressure of pure water at this temperature is 31.8 torr. Assume that glycerin is not volatile and dissloves molecularly and use a density of 1.00 g/mL for the 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...
An unknown molecule (C3H8O3) is nonvolatile nonelectrolyte with a density of 1.26 g/mL at 77.0 ° F. Calculate ∆P at 25.0 ° C of solution made by adding 0.00630 kg of the unknown to 0.0500 kg of water. The vapor pressure of pure water at 25.0 ° C is 23.8 torr, and its density is 1.00 g/mL (DP= Delta P) 0.650 0.569 0.956 0.580
Determine the vapor pressure (in atm) , at 25.0 o C, of an aqueous Glycerin (C3H8O3) solution that is formed by adding 75.0 g C3H8O3 to enough water to make 563 mL solution. Density solution = 1.05 g/mL Vapor pressure H2O @ 25oC = 23.76 torr
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
Calculate the vapor pressure depression of a solution that 218 gram glucose (180.2 g/mol) is dissolved in 460 mL of water (18.01 g/mol). The temperature of the solution is 30°C. Assume the density of solution and water as 1.00 g/mL, the vapor pressure of pure water at 30°C 31.82 mm Hg.
Calculate the vapor pressure of a solution made by dissolving 94.5 g of urea (molar mass= 60.06 g/mol) in 214.5 mL of water at 35°C (Hint: The vapor pressure of pure water at 35°C is given in the table below. Assume the density of the solution is 1.00 g/mL.) What is the magnitude of vapor-pressure lowering? mmHg
A solution is created by dissolving 125 grams of Glucose (C6H12O6) a nonvolatile nonelectrolyte in 1150 mL of water at 25°C. Calculate the vapor pressure (torr) of the resulting solution. Assume that the density of water at 25°C is 1.0 g/mL and that the vapor pressure of pure water is 23.76 torr..
1. An aqueous solution has a mole fraction of 0.119 KOH. What is the molarity of the solution? Assume that the density of the solution is 1.15 g/mL. Enter your answer to three significant figures and in units of molarity. 2. Glycerol (C3H8O3, 92.1 g/mol) is a nonvolatile nonelectrolyte substance. Consider that you have an aqueous solution that contains 28.6 % glycerol by mass. If the vapor pressure of pure water is 23.8 torr at 25oC, what is the vapor...
Calculate the vapor pressure lowering of an aqueous solution of glycerin C3H8O3 that contains 180.0g of glycerin and 820.0g of water at 25C. the vapor pressure of water at this temperature is 23.8torr.