1. When 0.713 grams of a protein were dissolved in 72.5 mL of solution at 28.5...
1. When 0.713 grams of a protein were dissolved in 72.5 mL of solution at 28.5 degrees C, the osmotic pressure was found to be 35.6 torr. Calculate the molar mass of the protein.
2. Calculate the molality of an aqueous solution that is 8.1% by mass calcium chloride. You might need to know that the density is 1.20 g/mL.
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1. When 0.713 grams of a protein were dissolved in 72.5 mL of
solution at 28.5...
When 0.885 grams of a protein were dissolved in 94.4 mL of benzene at 23.7 degrees...
When 0.885 grams of a protein were dissolved in 94.4 mL of benzene at 23.7 degrees C, the osmotic pressure was found to be 49 torr. Calculate the molar mass of the protein.
A solution of 7.50 mg of a small protein in 5.00 mL aqueous solution has an...
A solution of 7.50 mg of a small protein in 5.00 mL aqueous solution has an osmotic pressure of 6.15 torr at 23 1degree C. What is the molar mass of the protein? g/mol
0.00100g of a certain protein is dissolved in 1.00ml of solution. The osmotic pressure of the...
0.00100g of a certain protein is dissolved in 1.00ml of solution. The osmotic pressure of the solution is found to be 1.12 torr at 25° C. Calculate the molar mass of the protein. π = C x R x T x i
A 0.40g sample of a polypeptide dissolved in 1.0 L of an aqueous solution at 27...
A 0.40g sample of a polypeptide dissolved in 1.0 L of an aqueous solution at 27 degrees C gave rise to an osmotic pressure of 3.74 Torr. What is the molar mass of polypeptide?
A protein solution containing 80.0 mg of the protein (dissolved in water) displays an osmotic pressure...
A protein solution containing 80.0 mg of the protein (dissolved in water) displays an osmotic pressure of 319.88 Pa at 310.15 K. If the volume of the protein solution is 16.0 mL, what is the molar mass of the protein
A protein solution containing 90.0 mg of the protein (dissolved in water) displays an osmotic pressure...
A protein solution containing 90.0 mg of the protein (dissolved in water) displays an osmotic pressure of 319.88 Pa at 310.15 K. If the volume of the protein solution is 18.0 mL, what is the molar mass of the protein?
A protein solution containing 90.0 mg of the protein (dissolved in water) displays an osmotic pressure...
A protein solution containing 90.0 mg of the protein (dissolved in water) displays an osmotic pressure of 319.88 Pa at 310.15 K. If the volume of the protein solution is 13.0 mL, what is the molar mass of the protein? g/mol
The osmotic pressure of an aqueous solution of a certain protein was measured in order to...
The osmotic pressure of an aqueous solution of a certain protein was measured in order to determine the protein’s molar mass. The solution contained 3.50-g of protein dissolved in sufficient water to form 5.00-L of solution. The osmotic pressure of the solution at 25oC was found to be 1.54-mmHg. (Hint: Remember to convert mmHg to atm) Calculate the molar mass of the protein.
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of...
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.0930 atm at 25.0 °C. Calculate the molar mass of the protein. Be sure your answer has the correct number of significant digits.
When 4.33g of a nonelectrolyte solute is dissolved in water to make 205 mL of solution at 21 C, the solution exerts an...
When 4.33g of a nonelectrolyte solute is dissolved in water to make 205 mL of solution at 21 C, the solution exerts an osmotic pressure of 891 torr. What is the molar concentration of the solution? How many moles of solute are in the solution? What is the molar mass of the solute?
A solution of 7.50 mg of a small protein in 5.00 mL aqueous solution has an osmotic pressure of 6.15 torr at 23 1degree C. What is the molar mass of the protein? g/mol
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.0930 atm at 25.0 °C. Calculate the molar mass of the protein. Be sure your answer has the correct number of significant digits.
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