11. 159.00 mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.117 atm at 25.0 °C. Calculate the molar mass of the protein, R-0.0821 L.atm/K. Be sure your answer has the correct number of significant digits.

Q: How many grams of sugar must be added to 1000 g water to make it freeze at -2.000 degrees celsius?

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: If 5.4 g of glucose, C6H12O6, is dissolved in 0.94 L of water at 291 K, what osmotic pressure, in…

A: Given, The mass of glucose is 5.4 g Volume is 0.94 L Temperature is 291 K The formula used for…

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 contains 21.2 g of ethylene glycol (C2H6O2 g/mol, i=1) in 85.4 mL of water (density 1.00…

A: when a non volatile solute is added to a solution the boiling point of the solution increases due to…

Q: A solution is prepared by dissolving 5.00 g of an unknown molecular solid in water to make 1.00 L of…

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: A 3.4*10^ -2 mg sample of a protein is dissolved in water to make 0.25 mL of solution. The osmotic…

A:

Q: From your predicted value of the van't Hoff factor, calculate the boiling point of a 1.52  m aqueous…

A: Vant Hoff factor (I) = 3  Molality (m) = 1.52 m  Kb = 0.52 °C/m  Boiling point of water = 100°C  ∆T…

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: π = 0.674 atm for a solution of ethanol (C2H5OH):

A: Write the expression for osmotic pressure. π=CRT Where π is the osmotic pressure. C is the molarity…

Q: Lysozyme is an enzyme that breaks bacterial cell walls. A solution containing (2.00x10^-1) g of this…

A: Given: Mass of enzyme = 2.00 x 10-1 g Volume of solution = 2.2000 x 102 mL Osmotic pressure = 0.953…

Q: Ethylene glycol, HOCH2CH2OH, is a common automobile antifreeze. It is water soluble and fairly…

A:

Q: Determine the vapor pressure of a solution at 25°C that contains 210.3 g of glucose (C6H1206, molar…

A:

Q: A solution is made by dissolving 0.0475 kg of biphenyl (C₁₂H₁₀) in 350.0 mL of benzene (C₆H₆). What…

A:

Q: An 100.0 mL aqueous sodium chloride solution is 13.5% NaCl by mass and has a density of 1.12 g/mL .…

A: Molal boiling point elevation constant of water is 0.512oC/molalVan’t Hoff factor (i) is 2. Since…

Q: t a certain temperature the vapor pressure of pure acetyl bromide (CH,COB1) is measured to be 172.…

A: Given- Pressure= 172 mmHg  Weight of acetyl bromide =121 gram  Weight of thiophene= 86.9 g

Q: How would you calculate the vapor pressure of a solution made by dissolving 25.0 g of urea (molar…

A: Liquids have a tendency to evaporate into liquids. Vapor pressure is a measure of this tendency. If…

Q: A solution is made by dissolving 13.0 g of sucrose, C12H22O11, in 117 g of water, producing a…

A: A solution is made by dissolving 13.0 g of sucrose, C12H22O11, in 117 g of water, producing a…

Q: A 1 L solution is prepared by dissolving 200.0 g sucrose (C12H22O11; m.w. = 342.2965 g mol–1) in…

A:

Q: Calculate the freezing point and boiling point of a solution containing 7.55 g of ethylene glycol…

A: All solutions contain specific freeing point at which they start interchanging into solid-state from…

Q: A 4.2 m aqueous solution of an ionic compound with the formula MX2 has a boiling point of 103.5 ∘C.…

A: Given:Molality = 4.2 m = 4.2 mol/kg.Boiling point of solution = 103.5 ℃.Boiling point of water = 100…

Q: Calculate the theoretical boiling point of a solution made by dissolving 10.0 g of NaCl (MM 58.44)…

A: Recall the data, mass of NaCl=10.0 g MM=58.44 g mol-1 Mass of solvent=54.0 g i for NaCl=2

Q: A student creates an aqueous solution that is 0.200 m K2S. Assuming complete dissociation of the…

A: We have to calculate the boiling point and freezing point of this solution in celsius.

Q: 333. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The…

A: The pressure created by the flow of solvent molecules from a less concentrated solution to a more…

Q: 30 g of KI are dissolved in 300 g of water at 10 degree C. How much additional KI is necessary to…

A: Interpretation -  To tell about how much additional KI is necessary to saturate the solution when 30…

Q: Ethylene glycol, HOCH2CH2OH, is a common automobile antifreeze. It is water soluble and fairly…

A: Given information, Mass of substance = 652 g Mass of solvent (water) = 3676 g = 3.676 Kg (As 1 Kg =…

Q: Determine the osmotic pressure in atm at 45.8 °C of an aqueous solution that is 0.502 M NaNO3. (R =…

A: Given :- concentration of NaNO3 solution = 0.502 M  R = 0.0821 atm.L / K.mol  T = 45.8°C  To…

Q: At a certain temperature the vapor pressure of pure acetyl bromide (CH,COB1) is measured to be 458.…

A:

Q: Ethylene glycol, HOCH2CH,OH, is a common automobile antifreeze. It is water-soluble and fairly…

A: Given: Mass of HOCH2CH2OH = 876 g. And mass of water i.e. solvent = 4658 g = 4.658 Kg…

Q: A glucose solution is prepared by dissolving 5.10 g of glucose, CSH1206, in 110.5 g of water. What…

A: Given data :  1. Mass of glucose ( solute ) = 5.10 g  2. Mass of water ( solvent ) = 110.5 g  To…

Q: Calculate the freezing point and the boiling point of each of the following aqueous solutions.…

A: Given: The molality of both MgCl2 and FeCl3 is 0.056 m. The boiling point elevation constant and…

Q: A mass of CaCl2, when dissolved in 100.00 g of water, gives an expected freezing point of -5.0…

A:

Q: Which one of the following aqueous solutions of nonvolatile, nonionic compounds, has the largest…

A: Osmotic pressure is directly proportional to vantt haff factor×concentration

Q: At a certain temperature the vapor pressure of pure heptane (C,H16) is measured to be 414. mmHg.…

A:

Q: From your predicted value of the van't Hoff factor, calculate the boiling point of a 1.62  m aqueous…

A: When a solute is dissolved in water, the boiling point of water is incresed known as elevation in…

Q: Water has a molal freezing point constant of 1.86°C kg/mol.  Calculate the freezing point of 37.378…

A:

Q: 40) Which of the following aqueous solutions will have the highest boiling point? A) 0.10 m Na2SO4…

A:

Q: Determine the molarity of each of the following solutions from its osmotic pressure at 25°C. Include…

A: In order to find the molarity of the solutions we first write down the given data: Temperature= 250…

Q: A solution of 12.4 g of an unknown protein dissolved in enough water to make 0.245 L of solution has…

A: Convert 424 torr into atm. It can be done as follows-

Q: What would be the theoretical freezing point of a solution made by dissolving 5.444 g of CaSO 4 in…

A: Given values :- Mass of CuSO4 = 5.444 g Molar mass of CuSO4 = 136.14 g/mol Freezing point constant…

Q: What is the freezing point of an aqueous 1.00 m NaCl, 58.44g/mol, solution? (Kf of water =…

A: Given: Molarity of NaCl=1.00M Kf of water = 1.86°C/m Formula: ∆Tf=Kf×m×i

Q: A solution is made by dissolving 41.3 g urea (CH4N2O), a nonelectrolyte, in 275 g water. Calculate…

A:

Q: 235. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The…

A: Given that: mass of protein = 235.4 mg = 0.2354 g volume of solution = 5.00 mL = 0.005 L osmotic…

Q: A solution is made by dissolving 13 g of sucrose, C12H22O11, in 117 g of water, producing a solution…

A:

Q: Ethylene glycol, HOCH2CH2OH, is a common automobile antifreeze. It is water soluble and fairly…

A:

Q: Calculate the vapor pressure of a solution made by dissolving 82.4 g of urea (molar mass = 60.06…

A:

Q: (Q74) At what temperature (in °C) will a solution in which 88.37 grams of iron (III) chloride has…

A: Boiling point is the temperature at which vapour pressure of liquid become equal to atmospheric…

Q: At what temperature would a 0.0411 M solution of calcium nitrate (Ca(NO₃)₂) in water exhibit an…

A: The osmotic ptessure of a solution depends on concentration of solution and temperature by the…