A solution made by dissolving 9.81 g of a nonvolatile nonelectrolyte in 90.0 g of water...
A solution made by dissolving 9.81 g of a nonvolatile nonelectrolyte in 90.0 g of water boiled at 100.37 oC at 760 mm Hg. What is the approximate molecular weight of the substance? (For water, Kb = 0.51 oC/m)
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A solution made by dissolving 9.81 g of a nonvolatile
nonelectrolyte in 90.0 g of water...
A solution prepared by dissolving 90.0 mg of a sugar (a molecular compound and a nonelectrolyte) in...
A solution prepared by dissolving 90.0 mg of a sugar (a molecular compound and a nonelectrolyte) in 1.00 g of water froze at -0.930°C. What is the molar mass of this sugar (g/mol)? The value of Kf is 1.86°C/m.
A solution prepared by dissolving 14.5 mg of a nonelectrolyte in water and diluting to a...
A solution prepared by dissolving 14.5 mg of a nonelectrolyte in water and diluting to a volume of 10.0 mL gives an osmotic pressure of 33.8 mmHg at 300. K. What is the molecular weight of the nonelectrolyte in g/mol?
A solution is created by dissolving 125 grams of Glucose (C6H12O6) a nonvolatile nonelectrolyte in 1150...
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..
The vapor pressure of water is 23.76 mm Hg at 25 °C. A nonvolatile, nonelectrolyte that...
The vapor pressure of water is 23.76 mm Hg at 25 °C. A nonvolatile, nonelectrolyte that dissolves in water is urea. Calculate the vapor pressure of the solution at 25 °C when 6.846 grams of urea, CH4N2O (60.10 g/mol), are dissolved in 207.3 grams of water. water = H2O = 18.02 g/mol. VP(solution) = mm Hg
22. A solution is prepared by dissolving 6.00 g of an unknown nonelectrolyte in enough water...
22. A solution is prepared by dissolving 6.00 g of an unknown nonelectrolyte in enough water to make 1.00 L of solution. The osmotic pressure of this solution is 0.750 atm at 25.0°C. What is the molecular weight of the unknown solute (R - 0.0821 L'atm/K mol)?
A solution is prepared by dissolving 3.04 g of an unknown nonelectrolyte in 16.00 g of...
A solution is prepared by dissolving 3.04 g of an unknown nonelectrolyte in 16.00 g of cylcohexane (tf = 6.6 oC and kf = 20.0 oC/m). What is the molar mass of the unknown compound if the solution has a freezing point of -6.7 oC? Please see https://youtu.be/lwWZ5hdB61M for assistance. Mm = g/mol
A solution is made by dissolving 0.652 mol0.652 mol of nonelectrolyte solute in 861 g861 g...
A solution is made by dissolving 0.652 mol0.652 mol of nonelectrolyte solute in 861 g861 g of benzene. Calculate the freezing point, ?f,Tf, and boiling point, ?b,Tb, of the solution. Thank you in advance
31.)Show the calculation of the boiling point of a solution made by dissolving 15.9 grams of...
31.)Show the calculation of the boiling point of a solution made by dissolving 15.9 grams of the nonelectrolyte C3H7OH in 350 grams of water. Kb for water is 0.51, BP of pure water is 100oC. 30.)Show the calculation of the freezing point of a solution made by dissolving 12.6 grams of the nonelectrolyte C2H5OH in 200 grams of water. Kf for water is 1.86, FP of pure water is 0oC. 29.)Show the calculation of the volume of 0.238 M solution...
Il see Periodic Table See Hint A solution prepared by dissolving 90.0 mg of a sugar...
Il see Periodic Table See Hint A solution prepared by dissolving 90.0 mg of a sugar (a molecular compound and a nonelectrolyte) in 1.00 g of water froze at -0.930°C. What is the molar mass of this sugar? The value of Kris 1.86°C/m. g/mol
a solution was made by taking 33.88 g of an uknown ionic solid(i=3) and dissolving it...
a solution was made by taking 33.88 g of an uknown ionic solid(i=3) and dissolving it in 175.0 g of water. the measured freezing point of solution was -2.65 C. calculate the molecular weight of the unknown substance.
22. A solution is prepared by dissolving 6.00 g of an unknown nonelectrolyte in enough water to make 1.00 L of solution. The osmotic pressure of this solution is 0.750 atm at 25.0°C. What is the molecular weight of the unknown solute (R - 0.0821 L'atm/K mol)?
Il see Periodic Table See Hint A solution prepared by dissolving 90.0 mg of a sugar (a molecular compound and a nonelectrolyte) in 1.00 g of water froze at -0.930°C. What is the molar mass of this sugar? The value of Kris 1.86°C/m. g/mol
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