An aqueous solution at 30.8 degrees celcius contains 324 mg of a protein in a 297.8571 mL sample. The osmotic pressure is 0.02120 atm. What is the molar mass of the protein?

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: Calculate the mass in grams of magnesium chloride that are needed to prepare 275ml of a 0.105 molal…

A: Assuming 0.105 molal to be 0.105 molar solution, the mass of Magnesium chloride is calculated as…

Q: The density of pure acetic acid is 1.05 g/mL. If a 1.80 molal solution of NaCl-acetic acid was…

A: Molality(m) of a solution is defined as the number of moles of solute present in the 1 kilogram of…

Q: What is the osmotic pressure, in atm, of a 0.0020 M sucrose 1C12H22O112 solution at 20.0 °C ?

A: Van't hoff osmotic pressure equation :  Let , for a non-electrolyte solute , solution the…

Q: molar mass

A:

Q: A solution is made by dissolving 52.0 g of sucrose, C12H22O11, in 117 g of water, producing a…

A: The number of moles for a given compound or a molecule refers to the ratio of its mass to the…

Q: Given that an aqueous solution of glucose (C6H1206) has a density of 1.0173 kg/L, what is the molar…

A: Answer :-  The molality of Glucose solution = 0.253 M…

Q: The concentration of glucose, C6H12O6, in normal spinal fluid is 75 mg/100 g . What is the molality…

A: Given : Concentration of glucose=75 mg/100 g.which means 75 mg of glucose in 100 g of solution…

Q: The density of a 2.45 M aqueous solution of methanol (CH3OH) is 0.976g/mL. The molarity is 2.45 M…

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 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 solution contains 22.5 g of methanol, CH3OH , dissolved in sufficient water to give a total mass…

A:

Q: Pepsin an enzyme involved in the process of digestion. Its molar mass is about 3.50x 104 g/mol. What…

A: Osmotic pressure (π) The minimum pressure that prevents the osmosis process is called osmotic…

Q: The molality of ethanol, CH3CH2OH, in an aqueous solution is 8.95 mol/kg. What is the mole fraction…

A:

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: What is the molality of an aqueous solution of urea (CON2H4) that is 12.5% CON2H4 by mass?

A: Molality is the concentration term used to define the concentration of the given solution. It is…

Q: When 0.548 grams of a protein were dissolved in 14.4 mL of benzene at 26.7 degrees C, the osmotic…

A: The osmotic pressure is expressed as:

Q: Sucrose is a covalent compound that has the formula C12H22O11. What is the mole fraction of sucrose…

A:

Q: The osmotic pressure of a solution of 375.5 mg of an unknown protein per 25.0 mL solution was found…

A: Given: The osmotic pressure is 3.22 torr. The temperature is 25 °C. The mass of protein is 375.5 mg.…

Q: What is the molecular weight of a polymer if 1.52 g are dissolved in enough water to give 752 mL of…

A: Osmoticpressure = CRT15torr = 0.108 atm0.108= 1.52/Mw*1000/752*0.0821*311Mw of polymer = 477.8g/mol…

Q: What is the osmotic pressure (in atm) of a 0.225M solution of glucose at 305K?

A:

Q: A 0.036 M aqueous nitrous acid (HNO2) solution has an osmotic pressure of 0.93 atm at 25°C.…

A: The osmotic pressure(π) of solution can be determined by using formula : π = i M R T Where, i = Vant…

Q: The osmotic pressure of a 3.30 mL solution containing 0.181 g of protein dissolved in water is…

A:

Q: The osmotic pressure of an aqueous solution of a protein at 22degree celcius was used to determine…

A: Given , Temperature (T) = 22°C = (22+273.15) K = 295.15 K Mass of protein (m) = 7.43 mg = 7.43×10-3…

Q: At 25.0°C, 100.0 mL of aqueous sol containing 45.2 mg of a molecular solute has an osmotic pressure…

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: An aqueous solution of hydrochloric acid contains 28% HCl (36.45 g/mol) by mass. What is the molal…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

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: At what temperature would a 0.00190 M solution of glucose in water exhibit an osmotic pressure of…

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

Q: An aqueous solution of fructose (MM = 180.2 g/mol) has a molality of 4.87 m and a density of 1.30…

A: Molality of a solution is the number of moles of a solute in 1 kg of a solvent. Here molality of…

Q: Calculate the grams of methanol (CH3OH) in a 15 molal solution where the solvent is 50 grams of…

A: Molality is defined as number of moles of solute present in 1 kg salvent.This means- Molarity=…

Q: Polyvinyl alcohol is a water soluble polymer with an average molar mass of 28,000. You dissolve…

A: Osmotic Pressure (π) = 1095.69 Bar

Q: A 16.00% aqueous solution of glycerol, HOCH2CH(OH)CH2OH, by mass, has a density of 1.037 g/mL. What…

A:

Q: The density of a 2.45 M aqueous solution of methanol (CH3OH) is 0.976 g/mL. What is the molality of…

A: Molality of a solution is given by the number of moles per kg of solvent.

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: At what temperature (in °C) would a 0.00610 M solution of glucose in water exhibit an osmotic…

A: Osmotic pressure of an aqueous solution = iCRT

Q: concentration

A:

Q: 4. It is found that 0.220 g of a certain polymer dissolved in enough water to make 300 mL of…

A:

Q: The concentrated sulfuric acid that we use in the laboratory is 98.0% H SO, by mass. Calculate the…

A:

Q: The mole fraction of iodine, I2, dissolved in dichloromethane, CH2Cl2, is 0.115. What is the molal…

A: The amount of the substance dissolved in the given volume of the solvent to furnish the solution can…

Q: 1. The density of a 2.45 M aqueous solution of methanol (CH3OH) is 0.976 g/mL. What is the molality…

A: Given : Density of methanol = 0.976 g/ml molar mass of methanol = 32.04 g/mol Molarity of methanol =…

Q: At what temperature would a 0.00570 M solution of glucose in water exhibit an osmotic pressure of…

A: Given:Osmotic pressure (π) = 0.150 atm.Molarity (M) = 0.00570 M.

Q: A protein subunit from an enzyme is part of a research study and needs to be characterized. A total…

A: Given: Mass of protein = 0.165 g Volume of solution prepared = 2.00 mL = 0.002 L…

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…

Q: How many grams of sodium chloride are contained within a 35.0 gram sample of a 3.00 molal aqueous…

A: Given mass of sample = 35 g molality = 3 molal