A 51.1  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.

Q: 100 mL of a solution of physiological saline (0.92% NaCl by mass) is diluted by the addition of 250…

A: Osmotic pressure (π) π = iMRT

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…

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

A: Colligative properties are the properties of a solution that depends on the number of solute…

Q: A 53.7 mg sample of alpetin is dissolved in 75.0 mL of water. The osmotic pressure of the solution…

A:

Q: Imagine you have two glucose solutions in water. One gram of glucose in 100 milliliters of water…

A: The above question is an example of the relation between the pressure exerted by concentration…

Q: 10. In a study designed to prepare new gasoline-resistant coatings, a polymer chemist dissolves…

A:

Q: The concentration of KOH (formula mass = 56.11 g/mol) is 13.23 mM. What is the osmotic pressure of…

A: Colligative properties are those properties which depends on the number of moles of a solute. There…

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 solution of an 22.4 g of an unknown protein dissolved in enough water to make 0.150 L of solution…

A: Please find the below attachments.

Q: A solution is prepared by dissolving 35.0 g of hemoglobin (Hb) in enough water to make up 1 L in…

A: Solution - According to the question

Q: The osmotic pressure in atm is 430 mM K3PO4 at 300.0 K.

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Q: A student calculates that a .200 m aqueous solution of CH3OH and a .100 m solution of NaCl should…

A: The ratio of actual particles' concentration (due to association or dissociation) to the dissolved…

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

A: Given, mass of insulin =7 g temperature of solution=25°C=25+273.15 K=298.15 K R(universal gas…

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 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: A solution contains 180.3g BaBr2(297.1 gmol) dissolved in 1066 g of water. What is the vapor…

A: There are various colligative properties which depends on the amount of the solute particles-  1-…

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: 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: 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: 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: Consider the following aqueous solutions:  A. 0.10 M NH4NO3,  B. 0.10 M Fe(NO3)3 C. 0.10 M Ba(NO3)2…

A: Osmosis is the phenomenon of spontaneous flow of the solvent molecule through a semi-permeable…

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

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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: 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: 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: When 0.713 grams of a protein were dissolved in 72.5 mL of solution at 28.5 degrees C, the osmotic…

A: Osmotic pressure is an colligative property meaning it depends upon the amount of solute or ions…

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: A solution of an 1.24 g of an unknown protein dissolved in enough water to make 0.020 L of solution…

A: Given, Weight of the protein =1.24g Volume of the solution = 0.02L Osmotic pressure = 224 torr =…

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

A:

Q: a molar mass of 598 g/mol. If 33.7 mg of the compound is dissolved in enough water to make 175 mL of…

A:

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 molar mass of a polymer can be determined from the osmotic pressure of a solution. If the…

A:

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

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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: 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 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…