An unknown strong electrolyte in the form X2Y3 was found to have a molar mass of...
An unknown strong electrolyte in the form X2Y3 was found to have a molar mass of 262.85g/mol. If 3.58g of the compound is dissolved in enough water to make 175mL of solution at 298K, what is the osmotic pressure of the resulting solution (in atm)?
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An unknown strong electrolyte in the form X2Y3 was
found to have a molar mass of...
A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound dissolved in enough water to make 175...
A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound dissolved in enough water to make 175 ml of solution at 25 degrees C what is the osmotic pressure of the resulting solution ?
3a. Calculate the molar mass (in g/mol) of an unknown 1:1 electrolyte if 0.482 g dissolved...
3a. Calculate the molar mass (in g/mol) of an unknown 1:1 electrolyte if 0.482 g dissolved in 223.1 mL of water at 74.75 °C has an osmotic pressure of 54.4 mmHg. R = 0.082058 L⋅atm⋅mol−1⋅K−1. 1.00 atm = 760 mmHg. Report your answer to THREE significant figures. 3b. Calculate the required mass of an unknown nonelectrolyte (ℳ = 131.5599 g/mol) dissolved in 140.1 g of solvent that gives a solution that boils at 36.04 °C. The boiling point of the...
100. mL of solution and is found to have an osmotic pressure of 28.1 mmHg at...
100. mL of solution and is found to have an osmotic pressure of 28.1 mmHg at 20°C. Calculate the molar mass of the compound. (1 atm 760 mmHg) 1 0.102 g of an unknown non electrolyte solute is dissolved in enough water to make A. 663 g/mol B. 0.872 g/mol C. 1.15 g/mol D. 727 g/mol E. 1.10 x 102 g/mol
Calculate the molar mass (in g/mol) of an unknown 1:1 electrolyte if 0.45 g dissolved in...
Calculate the molar mass (in g/mol) of an unknown 1:1 electrolyte if 0.45 g dissolved in 199.2 mL of water at 49.72 °C has an osmotic pressure of 34.4 mmHg. R = 0.082058 L⋅atm⋅mol−1⋅K−1. 1.00 atm = 760 mmHg. Report your answer to THREE significant figures.
Determine the molar mass of an unknown non-electrolyte compound given the following data: 1.453 grams of...
Determine the molar mass of an unknown non-electrolyte compound given the following data: 1.453 grams of the unknown compound is dissolved in 10.08 grams of water (Kf = 1.853 0C/m). The solution freezes at -1.47 0C. What is the molar mass of the unknown compound?
What is the osmotic pressure of a strong electrolyte solution of 1.5 molar concentrations at a...
What is the osmotic pressure of a strong electrolyte solution of 1.5 molar concentrations at a temperature of 298 K? The value of "osmotic coefficient" for this solution is found to be 1.65.
6. A 1.07 mg sample of a compound was dissolved in 78.1 mg of camphor. The...
6. A 1.07 mg sample of a compound was dissolved in 78.1 mg of camphor. The resulting solution melted at 176.0 C. What is the molecular mass of the compound? The melting point of pure camphor is 179.5 C. The freezing-point-depression constant for camphor Kf is 40.0 C/m. 7. A solution is prepared by dissolving 5.88 g of an unknown nonelectrolyte in enough water to make 0.355 L of solution. The osmotic pressure of the solution is 1.21 atm at...
A 4.75-g sample of an unknown compound is dissolved in enough water to make 100.0 mL...
A 4.75-g sample of an unknown compound is dissolved in enough water to make 100.0 mL of solution. This solution has an osmotic pressure of 25.0 torr at 25oC. Find the molar mass of the unknown.
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0...
5. 1.024 g of an unknown molecular solid are dissolved in enough
water to produce 200.0 mL of solution. The osmotic pressure at 25C
is 278.0 torr. What is the molar mass of the solid?
6a. Calculate the van't Hoff factor of a 0.085M potassium
sulfate solution that has an osmotic pressure of 5.4atm at
25C
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0 ml. of solution. The osmotic pressure at 25...
In order to determine the molar mass of an unknown protein, 368.7 mg of the protein...
In order to determine the molar mass of an unknown protein, 368.7 mg of the protein is dissolved in enough water to give 50.00 mL of solution. The osmotic pressure of this solution is determined to be 2.94 mmHg at 298 K. Estimate the molar mass of this protein. Give an answer to the 100's. Do not include units in your response, only digits.
100. mL of solution and is found to have an osmotic pressure of 28.1 mmHg at 20°C. Calculate the molar mass of the compound. (1 atm 760 mmHg) 1 0.102 g of an unknown non electrolyte solute is dissolved in enough water to make A. 663 g/mol B. 0.872 g/mol C. 1.15 g/mol D. 727 g/mol E. 1.10 x 102 g/mol
What is the osmotic pressure of a strong electrolyte solution of 1.5 molar concentrations at a temperature of 298 K? The value of "osmotic coefficient" for this solution is found to be 1.65.
5. 1.024 g of an unknown molecular solid are dissolved in enough
water to produce 200.0 mL of solution. The osmotic pressure at 25C
is 278.0 torr. What is the molar mass of the solid?
6a. Calculate the van't Hoff factor of a 0.085M potassium
sulfate solution that has an osmotic pressure of 5.4atm at
25C
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0 ml. of solution. The osmotic pressure at 25...
In order to determine the molar mass of an unknown protein, 368.7 mg of the protein is dissolved in enough water to give 50.00 mL of solution. The osmotic pressure of this solution is determined to be 2.94 mmHg at 298 K. Estimate the molar mass of this protein. Give an answer to the 100's. Do not include units in your response, only digits.
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