A 53.7 mg sample of alpetin is dissolved in 75.0 mL of water. The osmotic pressure of the solution is 0.0657 atm at 27°C. Assuming that alpetin is a nonelectrolyte, calculate the molar mass of alpetin. g/mol

Q: Calculate the osmotic pressure of a solution containing 18.75 mg of hemoglobin in 15.0 ml of…

A: Given data: Volume of solution = 15 mL Mass of Hemoglobin = 18.75 mg Temperature = 25oC = 298.15 K…

Q: The molecular mass of hemoglobin is 6.86 x 104 g/mol.  What mass of hemoglobin must be present per…

A: Given :-  Molar mass of haemoglobin = 6.86 x 104 g/mol  Volume of solution = 100.0 mL  Osmotic…

Q: 150.0 mL sample of an aqueous solution at 25°C contains 15.2 mg of an unknown nonelectrolyte…

A:

Q: [2] A 20.0 mg sample of a protein is dissolved in water to make 25.0 ml of solution. The osmotic…

A: Given: Mass of protein = 20.0 mg = 0.020 g.                                       (Since 1 g = 1000…

Q: A 197  mg sample of a nonelectrolyte isolated from throat lozenges was dissolved in enough water to…

A:

Q: 3. A 400.0 mL sample of an aqueous solution at 25 °C contains 23.8 mg of an unknown nonelectrolyte…

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: In a study designed to prepare new gasoline-resistant coatings, a polymer chemist dissolves 6.053 g…

A: Given: Mass of poly(vinyl alcohol) = 6.053 g. Volume of solution = 100.0 mL = 0.100 L. Temperature T…

Q: A 51.1  mg sample of alpetin is dissolved in 75.0 mL of water. The osmotic pressure of the solution…

A: Osmotic pressure is the pressure that is required to stop the solvent's flow by semipermeable…

Q: Which aqueous solution has the greatest osmotic pressure? O 0.60 M NaCl 00.80 M glucose 00.30 M…

A: Here we are required to aqueous solution having greatest osmotic  pressure.

Q: (Q71) The osmotic pressure of a solution containing 20.2 mg of an unknown protein dissolved in 9.63…

A: Given,  Mass of protein, W = 20.2 mg = 0.0202 g  Volume of solution, V = 9.43 ml = 0.00943 L Osmotic…

Q: R 11.98 A solution of an unknown molecular substance in water at 300 K gives rise to an osmotic…

A: osmotic pressure = 4.85 atm Temperature ( T) = 300 k Osmotic pressure = CiRT

Q: (Q71) The osmotic pressure of a solution containing 36.0 mg of an unknown protein dissolved in 5.84…

A: Given,  Mass of the unknown protein,  W = 36 mg = 0.036 g Volume of the solution,  V = 5.84 ml…

Q: Calculate the vapor pressure of a solution prepared by dissolving 25.5 g of naphthalene (C10H8),…

A: Raoult's law: According to Raoult's law, if a non volatile solute is added to a solvent, the vapor…

Q: A bottle of wine contains 12.5% ethanol by volume.The density of ethanol (CH3CH2OH) is 0.789 g/cm.…

A: Consider 100 cm3 of wine Volume of ethanol = 12.5 cm3 Density of ethanol = 0.789 g/cm3

Q: An unknown, nonelectrolyte sample has a mass of 188 mg and is dissolved in enough water to make 10.0…

A:

Q: A solution is prepared by adding 1.50 mol glucose, which is not volatile, to 3.50 mol water. What is…

A: The pressure at which a substance is converted into its gaseous phase is called its vapor pressure.…

Q: A beverage contains tartaric acid, H2C,H,O6 , a substance obtained from grapes during wine making.…

A: The molality is equal to the ratio of the number of moles of solute to the mass of solvent in kg. It…

Q: A 500 mL of aqueous solution contains 30 g of a certain protein. The osmotic pressure of the…

A: Osmotic pressure is given by  π = cRT  π = osmotic pressure  c = concentration (mol/L) R = 0.0821…

Q: A 50.3 mg sample of alpetin is dissolved in 75.0 mL of water. The osmotic pressure of the solution…

A:

Q: 3. To determine the molar mass of a certain protein, 1.00 x 10-3 g of it was dissolved in enough…

A: Given information: Mass of protein = 1.00×10-3 g Volume of solution = 1.00 mL Pressure = 1.12 torr…

Q: calculate the molar mass of the unknown compound.

A: Formula :-  π = CRT  where π is osmotic pressure  C is the molar concentration  R is the gas…

Q: A 0.2141 g sample of a nonelectrolyte is dissolved in enough water to make 225.0 mL of solution. The…

A: Here, we find the molar mass by the help of the formula of osmotic pressure. In place of…

Q: A solution made by dissolving 1.50 g solute in 25.0 mL of water at 25 0C has an osmotic pressure of…

A:

Q: 2. A 1.0 g sample of a molecular compound having a molecular weight of 100,000 g/mol is dissolved in…

A:

Q: Calculate the molarity of the solution 1.75 g of caffeine (C8H10N4O2) is dissolved in 0.100 L of…

A: Given : Mass of caffeine i.e C8H10N4O2 = 1.75 g And volume of solution = 0.100 L

Q: A bottle of wine contains 12.0% ethanol by volume. The density of ethanol (C2 H5OH) is 0.789 g/cm.…

A:

Q: A solution is made by dissolving 44.5 g glycerol, C3H8O3, into 500.0 mL water. Assuming that the…

A: The osmotic pressure of a solution is expressed as :

Q: 0.135 g of an unknown compound dissolved in 120. mL of water has an osmotic pressure of 27.6 mmHg at…

A:

Q: (Q71) The osmotic pressure of a solution containing 24.1 mg of an unknown protein dissolved in 8.57…

A: Mass of unknown protein = 24.1mg Volume of solution = 8.57ml Osmotic pressure = 2.08torr Temperature…

Q: 1.00 L of an aqueous solution contains 1.52 g of a compound used in antifreeze. If the osmotic…

A: Given data,Pressure =448 torr =0.5894atmVolume of an aqueous layer is 1LGas constant is 0.08206J/mol…

Q: A solution is made by dissolving 44.5 g glycerol, C3H8O3, into 500.0 mL water. Assuming that the…

A:

Q: Which of the following aqueous solution has the lowest osmotic pressure? All of them are…

A: Osmotic pressure is the pressure that is needed to stop osmosis. Osmotic pressure of the solution is…

Q: nonelectrolyte

A:

Q: 0.6244 g of an unknown non-electrolyte is dissolved in enough water to make 200.0 mL of solution at…

A:

Q: An aqueous solution of a soluble compound (a nonelectrolyte) is prepared by dissolving 33.2 g of the…

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

Q: An aqueous solution of a covalent compound has an osmotic pressure of 0.2351 atm. This solution was…

A: Given: Mass of solute compound = 1.52 g. Volume of solution = 560.0 mL = 0.560 L  Temperature = 52.0…

Q: A solution is made by dissolving 29.7 g urea (CH4N2O), a nonelectrolyte, in 275 g water. Calculate…

A:

Q: 100 mg of a protein is dissolved in just enough water to make 10.0 mL of solution. If this solution…

A: Osmotic pressure is calculated by using the formula: π=i×C×R×T        OR π=i×Mass of solute…

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 200.0 mL sample of an aqueous solution at 45°C contains 24.6 mg of an unknown nonelectrolyte…

A:

Q: A bottle of medicine contains 12.5% ethanol by volume. The density of ethanol (C2H5OH) is 0.789…

A: Medicine contains 12.5% ethanol by volume. It implies that 100 cm3 of ethanol solution has 12.5 cm3…

Q: 0.163 M solution of MgCl₂ at 37.0 °C? (assume complete dissociation).

A: Osmotic pressure is the pressure that would have to be applied to a pure solvent to prevent it from…

Q: What is the osmotic pressure (in atm) of a solution of a protein (molar mass - 6.27X 10 a/mol) at…

A: Given Mass = 0.160 g Molar mass = 6.27 * 103 g/mol Temperature = 30°C = 303°K Volume of solution =…

Q: A 0.318 M NaOH3 solution has a density of 1.02 g/mL (a) How much osmotic pressure does the solution…

A: Given Molarity of solution = 0.318 M Density = 1.02 g/ml Temperature = 25°C = 298 K Vapour pressure…

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: A bottle of medicine contains 12.5% ethanol by volume. The density of ethanol (C2H3OH) is 0.789…

A: Since the % by volume is defined as the percentage of volume of solute present in the solution…

Q: Calculate the osmotic pressure (in atm) of a solution containing 1.50 g ethylene glycol (C2H6O2) in…

A: Record the given data, The mass of the ethylene glycol is 1.50 g The molar mass of ethylene glycol…