A 0.14-g sample of a purified protein is dissolved in water to give 2.0 mL of solution. The osmotic pressure is found to be 17.5 torr at 25°C. Calculate the protein's molar mass. Molar mass = g/mol

Q: A 17.2 mg sample of a protein is dissolved in water to make a 24.9 mL solution.  The osmotic…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: molar mass

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Q: When 2.63 g of a polypeptide is dissolved in 445 mL of water, the resulting solution is found to…

A: Equation for Osmotic pressure: π = i * M * R * T where,  π = Osmotic pressure = 0.125 atm i = van't…

Q: 7. Assuming complete dissociation, what mass of iron(III) chloride (molar mass = 162.20 g/mol) needs…

A: Note: 1 atm = 760 mmHgOsmotic pressure (π) = 2.60 mmHg = (2.60/760) atm = 0.00342 atmVolume (V) =…

Q: When 2.57 g of a nonelectrolyte solute is dissolved in water to make 115 mL of solution at 24 °C,…

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Q: 85. A solution containing 27.55 mg of an unknown protein per 25.0 mL solution was found to have an…

A: mass of protein (m) = 27.55 mg = 0.02755 gVolume of the solution (V) = 25.0 mL = 0.025 LOsmotic…

Q: 5. The osmotic pressure of blood serum is 7.65 atm at body temperature, 37 °C. How many grams of…

A: Given information: Osmotic pressure = 7.65 atm Temperature = 37 ℃ Volume of solution = 1 L

Q: Suppose you dissolve 0.210 g of a newly isolated protein in 25.o ml of water. The solution has an…

A: Given,  Mass of protein, (W2) = 0.210 g  Volume of solution = 25 ml = 0.025 L  Temperature, T = 275…

Q: A solution of 7.50mg of a small protein in a 5.00mL aqueous solution has an osmotic pressure of…

A: The relation between grams (g) and milligrams (mg) is given below. 1 g = 1000 mg Convert 7.50 mg…

Q: A 0.500 L sample of an aqueous solution containing 10.0 g of hemoglobin has an osmotic pressure of…

A: In order to determine the molar mass of hemoglobin first the number of moles of hemoglobin is…

Q: A 0.17-g sample of a purified protein is dissolved in water to give 2.0 mL of solution. The osmotic…

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Q: Question18 The osmotic pressure of a solution containing 2.10 g of an unknown compound dissolved in…

A: The osmotic pressure is the minimum pressure that is applied to a solution to stop the osmosis…