A 150 mL solution containing 0.80 grams of an unknown exerts an osmotic pressure of 49.6 mm Hg at 20oC. What is the molar mass of the unknown?

Q: An aqueous solution of 13.50 g of catalase, an enzyme found in the liver, has a volume of 1.00 L at…

A: Since the osmotic pressure is given by  Osmotic pressure = i X CRT where i = Van't Hoff factor = 1…

Q: A 15.1 m solution of HCl (molar mass = 36.46 g/mol) has a density of 1.18 g/mL. What is the osmotic…

A:

Q: A 3.02 g sample of a soluble ionic compound with the formula MX2 was dissolved in 780 mL of solution…

A: Colligative properties are the properties which depend on the number of atoms or molecules or ions…

Q: An aqueous solution of a certain covalent compound has a density of 1.107 g/mL, an osmotic pressure…

A: Given data contains, Density is 1.107 g/mL. Osmotic pressure is 70.75 atm. Temperature is 25.0 °C.…

Q: What is the osmotic pressure, in atm, of a solution made from 22.3 g of methanol (MM = 32.04 g/mol)…

A: We have given that  Mass of methanol = 22.3 g  Molar mass of methanol = 32.04 g/mole  Volume of…

Q: A solution is prepared by dissolving in 3.00 g of naphthalene ( C10H8 ) in 20.0 g of benzene (…

A:

Q: Pepsin is an enzyme in the intestines of mammals that breaks down proteins into amino acids. A…

A: The given problem can be solved by using the formula given below as; π = CRTπ= nVRT…

Q: 3) What is the osmotic pressure, II associated with a 50.0 g of an enzyme of molecular mass 98,000…

A: The correct option is b) 3.71torr. Detail calculation is shown below

Q: molar mass

A:

Q: What is the osmotic pressure, in atm, of a solution made from 22.3 g of methanol (MM = 32.04 g/mol)…

A: Given, mass of methanol = 22.3 g molar mass of methanol = 32.04 gmol Volume of solution = 401 mL…

Q: A 0.944M solution of glucose, C6H12O6, in water has a density of 1.0624g/mL at 20oC. What is the…

A: Molarity=0.944 M           =no of moles of solutevoulme of solution in litre

Q: The osmotic pressure of a solution containing 33.8 mg of an unknown protein dissolved in 7.01 mL of…

A:

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

A: ANSWERE IS DISCUSSED BELOW :

Q: A very dilute solution contains 370.4mg of fructose (nonelectrolyte , MM = 180.16 g/mol) in 1.189 L…

A: Mass of fructose, W = 370.4 mg = 0.3704 g Molecular weight of fructose, Mwt = 180.16 g/mol Moles of…

Q: A 1.157 g sample contains only vitamin C (C6H8O6) and sucralose (C12H19Cl3O8). When the sample is…

A:

Q: A 250 mL solution containing 21.4 g of a polymer in toluene had an osmotic pressure of o.055 atm at…

A: Given data, Osmatic pressure of toluene π=0.055 atm Temperature T=27°C=(27+273)=300K Volume V=250…

Q: A 1.10-g sample contains only glucose (C6H12O6) and sucrose (C12H22O11). When the sample is…

A: Mass percentage is the method of representing the concentration of an element in a compound.

Q: A solution of 7.50 mg of a small protein in 5.00 mL 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: An aqueous solution contains 0.582g of dextran in 106mL of solution at 21°C. It has an osmotic…

A: Given: The mass of dextran is 0.582 g.   The given volume is 106 mL. It is known that 1 mL = 0.001…

Q: The osmotic pressure of a solution containing 7.0 g of insulin per liter is 23 torr at 25 °C. What…

A: Osmotic pressure is related to molarity of the solution as follows: Here, M is molarity of a…

Q: A 276 mL aqueous solution containing 0.400 g of an unknown polymer has an osmotic pressure of 26.9…

A: The osmotic pressure is given by  Osmotic pressure = i X CRT where i = Van't Hoff factor = number of…

Q: A solution containing 25.0 g of protein per liter has an osmotic pressure of 0.0109 atm at 37°C.…

A: Given :  osmotic pressure = 0.0109atm  temperature = 37°C  amount of protein per liter = 25.0 g  To…

Q: A solution made up of 2.00 g of an unknown solute and 275 mL of water (d = 1.00 g/mL) has an osmotic…

A: osmotic pressure is defined as a particular pressure at which inward flow of liquid is stopped…

Q: When 2.63 g of a polypeptide is dissolved in 101 mL of water, the resulting solution is found to…

A: Given information:Mass of polypeptide = 2.63 gVolume of water = 101 mLOsmotic pressure = 0.125…

Q: What is the osmotic pressure, in atm, of a solution made from 22.3 g of methanol (MM = 32.04 g/mol)…

A:

Q: 1. A solution is prepared by mixing 10 gram of glucose, C,H12O6 in 100 grams' water to give a final…

A:

Q: An aqueous solution is 2.00 M urea. The density of the solution is 1.029 g/mL. What isthe molal…

A: Given data contains, Molarity of solution is 2.00 M. Density is 1.029 g/mL.

Q: The osmotic pressure of a solution containing 19.6 mg of an unknown protein in 50.0 mL of solution…

A: Given that,  Osmotic pressure of unknown protein π = 2.68 mmHg = 0.00353 atm Temperature T= 25°C  =…

Q: A solution consists of 61.5 g of water (18.02 g/mol) and 45.2 g of ethanol (60.6 g/mol). Ethanol is…

A: Given: Mass of the water= 61.5 g The molar mass of the water= 18.02 g/mol Mass of the ethanol= 45.2…

Q: How many grams of Na2So4 should be added to 275 ml of water to prepare a0.75 m(molality) solution of…

A: We have to find How many grams of Na2So4 should be added to 275 ml of water to prepare a0.75…

Q: A solution of hexane, C6H14, in benzene, C6H6, has a molality of 0.250 m. What mass of hexane is…

A:

Q: The osmotic pressure of a solution containing 1.15 mg of a sugar (342 g/mole) in 11.0 mL of the…

A:

Q: What is the osmotic pressure of a solution that contains 65.6 g of sucrose (MM C12H22011 = 342.34…

A: Given, mass of sucrose = 65.6 g Molar mass of sucrose = 342.34 g/mol Volume of the solution = 250.0…

Q: What is the osmotic pressure of a solution that contains 25.9 mg of glucose (180.156 g/mol) in 75.0…

A:

Q: 276 mL aqueous solution containing 0.400g of an unknown polymer has an osmotic pressure of 26.9…

A:

Q: A 251 mL aqueous solution containing 0.400 g of an unknown polymer has an osmotic pressure of 26.9…

A:

Q: The nonvolatile, nonelectrolyte aspirin, C,H3O4 (180.1 g/mol), is soluble in chloroform CHCI3. How…

A:

Q: How many grams of oxygen can be dissolved in 250 ml of aqueous solution when the total pressure…

A: Welcome to barlteby! We have to calculate weight of O2 in solution .

Q: The nonvolatile, nonelectrolyte aspirin , C,H3O4 (180.1 g/mol), is soluble in chloroform CHCI3. How…

A: a) Molar mass of Aspirin = 180.1 g/mol Osmotic pressure = 6.21 atm Volume of chloroform = 232 mL…

Q: A 6.85 g solution of a certain biomolecule in 100.0 g H2O has a density = 1.024 g/mL. Its osmotic…

A: We have to calculate the molar mass of the biomolecule.

Q: A 4.1x102 mg sample of a protein is dissolved in water to make 0.25 mL of solution. The osmotic…

A: The osmotic pressure is expressed as:

Q: The average osmotic pressure of blood at 25°C is 7.7 atm. How many grams of glucose (C6H12O6) is…

A: Given Values: Temperature = 25°C = 25 + 273 = 298°K Osmotic pressure of the blood = 7.7 atm Volume…

Q: If a solution containing 30.0 g of protein per litrehasca measured osmotic pressure of 9.4 mm Hg at…

A: Given : Mass of protein = 30.0 g Volume of solution = 1.0 L Temperature of solution = 25 oC And…

Q: A 125.0 g aqueous solution contains 64 g ethanol (C2H5OH). What is the mole fraction of ethanol in…

A: Calculate the moles of ethanol,        Moles of ethanol = mass of ethanolmolar mass of ethanol= 64.0…

Q: What is the osmotic pressure, in atm, of a solution made from 22.3 g of methanol (MM = 32.04 g/mol)…

A:

Q: A solution containing 0.80 g of a protein in 100 mL of a solution has an osmotic pressure of 2.06…

A: The osmotic pressure is expressed as:

Q: What is the molality of a solution made by dissolving 36.5 g of naphthalene 1C10H82 in 425 g of…

A: The molality of a solution made by dissolving 36.5 g of naphthalene 1C10H82 in 425 g of toluene has…