150.0 mL sample of an aqueous solution at 25°C contains 15.2 mg of an unknown nonelectrolyte compound. If the solution has an osmotic pressure of 8.44 torr, what is the molar mass of the unknown compound?

Q: Maltose, C12H22O11, is a sugar produced by malting (sprouting) grain. A solution of maltose at 25°C…

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

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

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

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Q: Which of the following statements concerning factors that affect solute solubility is incorrect? a.…

A: Solubility is defined as the point at which substance is completely dissolved in water.

Q: When 3.56 g of a nonelectrolyte solute is dissolved in water to make 925 mL of solution at 21 °C,…

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

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Q: Which aqueous solution all at 25 degrees Celsius will have the lowest osmotic pressure .05 M KBr .1…

A: Osmotic pressure is given by the relation: π = i.M.R.Twherei is Van't Hoff factrorM is molarityR is…

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

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Q: When 3.69 g3.69 g of a nonelectrolyte solute is dissolved in water to make 425 mL425 mL of solution…

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Q: Which of the following is NOT a colligative property? Osmotic pressure Molality Vapor pressure…

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

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Q: When 4.81 g of a nonelectrolyte solute is dissolved in water to make 925 mL of solution at 24 °C,…

A: Colligative properties are the properties of the solution that depend on the number of moles of…

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…

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

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Q: The osmotic pressure of a 0.010 M MgSO4 solution at 25°C is 0.318 atm. Calculate i, the van't Hoff…

A: Given: Concentration of MgSO4 = 0.010 M Temperature = 25 oC And osmotic pressure of solution = 0.318…

Q: What is the molar concentration of the solution? concentration: ----m   How many moles of solute…

A:

Q: 34.5 grams of an unknown compound is dissolved in 300. mL of water.  The resulting solution has an…

A:

Q: In which of these solutions water has the lowest vapor pressure at 25oC? (m = molality)…

A: ∆P = P° - PP = m x iwere,∆P = lowering of vapor pressureP°= vapor pressure of pure solventP  = vapor…

Q: at a time, the following solutions are put across as osmotic membrane from a solution of 0.25M NaCl.…

A: When solvent molecules move from the low concentration solution to the high concentration solution,…

Q: When 2.15 g of a nonelectrolyte solute is dissolved in water to make 725 mL of solution at 26 °C,…

A: Given: Mass of solute = 2.15 g. Volume of solution = 725 mL = 0.725 L…

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

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Q: Which aqueous solution is expected to have the greater osmotic pressure? 2.0m NaNO3 1.0m CH3OH 1.0m…

A: Osmotic pressure is directly proportional to the vant Hoff factor

Q: A 5.0 g sample of a molecular compound having a molecular weight of 100,000 g/mol is dissolved in…

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Q: When 4.76 g of a nonelectrolyte solute is dissolved in water to make 115 mL of solution at 24 °C,…

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Q: Compare a 1 M solution of glucose and a 1 M solution of NaCl for osmotic pressure, and  MARK WITH AN…

A: Osmotic pressure is defined as the pressure that must be exerted to the solution side to stop…

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: When 3,64 g of a nonelectrolyte solute is dissolved in water to make 765 mL of solution at 26 "C,…

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Q: Lauryl alcohol, C12H25OH, is prepared from coconut oil; it is used to make sodium lauryl sulfate, a…

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Q: A beverage contains tartic acid, H2C4H4O6, a sustance obtained from grapes during winemaking. If the…

A: The calculation molar concentration is the ratio of the number of moles of acid and mass of water.

Q: What is the molality of a solution made by dissolving 25.9 grams of CaCl 2 in 625 grams of water?…

A: Molality(M)=Number of moles of solute/Mass of solvent in kgs that is molality means how many moles…

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…

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Q: Calculate the molarity of a 5%vinegar solution. Calculate the molality of a 5%vinegar solution.…

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Q: Which of the following solutions will have the lowest freezing point for the same mass of solvent?…

A: Above question is of colligative properties which is base on the relative number of solute…

Q: Calculate the molar mass of the compound.

A:

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

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Q: A solid consists of a mixture of NaNOz and Mg(NO3)2. When 6.50 g of the solid is dissolved in 50.0 g…

A: Decrease in the freezing point of solution by addition of a nonvolatile solute is known as…

Q: When 4.47 g of a nonelectrolyte solute is dissolved in water to make 115 mL of solution at 23 °C,…

A: The molar concentration of non-electrolyte solution from the given osmotic pressure is calculated…

Q: Calculate the molality of 72.0 grams of ethylene glycol C2H6O2 in 304.6 g of water

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Q: Calculate the molecular weight of an unknown substance if 35 mg is dissolved in 15 mL of solution to…

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Q: Which of the following solutions has the lowest osmotic pressure? A) 0.10 M Al(NO3)3 B) 0.20 M…

A: In this question, we have to find out the correct answer of given problem by the help of osmotic…

Q: 25.0g of glucose (C6H12O6) was dissolved in a 250 mL solution at 37° C. Calculate the osmotic…

A: When a solution and its solvent are separated by a semipermeable membrane, the excess pressure…

Q: A solution is prepared by dissolving 0.500 g of a polymer in 0.200 L toluene (an organic solvent).…

A: The minimum pressure that is applied to a solution so that the movement of its pure solvent through…

Q: What is the molality of a 4.90M NANO3 solution. The density of the solution is 1.22 g/mL Molar mass…

A: It is given that the molarity of the NaNO3 solution is 4.90 M with a density of 1.22 g/mL,

Q: . An aqueous solution of a certain organic compound has a density of 1.063 g/mL, an osmotic pressure…

A: Osmotic pressure π = 12.16 atm  Density = 1.063 g/mL  Temperature = 25°C = 25 + 273 = 298K  ∆Tf…

Q: 1. Mole percent of solute. 2. Molarity 3. Molality 4. Normality

A: