a solution is made by dissolving 10.5g sugar in 80.5 g water. calculate the mass percentage of sugar and water in the solution
a solution is made by dissolving 10.5g sugar in 80.5 g water. calculate the mass percentage...
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
What is the freezing point of water made by dissolving 46.62 g of sugar (C12H22O11) in 91.32 g of water? The freezing-point depression constant of water is 1.86 oC/m.
Calculate the percent by mass of a solution made by dissolving 34.0g of NH3 in 2.00 x 10^3 mL of water. (molar mass NH3 = 17.04 g/mol, density of H20 = 1.00 g/mL).
A solution is made by dissolving 13.2 g of HCl in 774.7 mL of water. Calculate the pH of the solution. Assume that the volume of the solution not change with the addition of HCl.
17. Calculate the normality of a solution made by dissolving 10.0 g of KOH in water to produce 125 mL of solution. A. 1.43 N B. 0.178 N C. 0.713 N D. 2.86 N E. 1.25 N
What is the percent-by-mass concentration of Li2CrO4 in a solution made by dissolving 16.7 g of Li2CrO4 in 132.6 g of water?
what is the mass percent of a solution made by dissolving 22.4 g of sodium chloride in 56.6 g of water ? show your work
An aqueous solution was made up by dissolving 34.5 g of sucrose, C12H22O11, in enough water to make 250 cm^3 of solution. The mass density of the resulting solution was 1040 kg/m^3. Calculate the molar concentration and molarity of sucrose in the solution. Answer: 0,388 mol/kg
A solution is made by dissolving 12.1 g of HCl in enough water to make 642 mL of solution. Calculate the pH of the solution at 25°C.
A solution is made by dissolving 20.1 g of HCl in enough water to make 544 mL of solution. Calculate the pH of the solution at 25°C.