(NH₄)₂SO₄ has a van't Hoff factor of i = 2.31. What is the concentration of particles in a 1.131 M solution of (NH₄)₂SO₄?

Q: (NH₄)₂SO₄ has a van't Hoff factor of i = 2.3. What is the concentration of particles in a 0.8101 M…

A: Given: Concentration of particles is 0.8101 M. Van't Hoff factor is 2.3. To find: Concentration of…

Q: 1. Calculate the mole fraction of the solute in the following solutions: a. 100.0 grams C2H60 in…

A: Here, we have to calculate the mole fraction of the solute in: a) 100.0 g of C2H6O in 100.0 g H2O.…

Q: The freezing points of 0.0905 m ammonium chloride and 0.0388 m ammonium sulfate in water were found…

A: Kf for water = 1.86°C/m  Normal freezing point of water, T1 = 0.00°C

Q: What are the mole fractions of H 3Po4 and water in a solution of 14.5 g of H3 PO4 in 125 g of water?

A:

Q: A 0.500 m solution of MgCl2 has a boiling point of 100.728°C. What is the  true van 't Hoff factor…

A: • The values provided in the question are:-  i) Molality of MgCl2 solution, m = 0.500 m  ii) Boiling…

Q: 3) What is the osmotic pressure, II associated with a 50.0 g of an enzyme of molecular mass 98,000…

A: The correct option is b) 3.71torr. Detail calculation is shown below

Q: (Q62) What is the mole fraction of solute in a 0.665 molal aqueous solution of copper (II) sulfate?…

A:

Q: The mole fraction of Calcium chloride in an aqueous solution is 0.0942. What is the mass percent of…

A: Mole fraction of CaCl2 = 0.0942

Q: 2) For a solution of 4.60 m CUC12, calculate the molarity of the solute. The density of the solution…

A: Given molality of the solution is 4.60 m, which means 4.60 moles of the solute are present in 1 kg…

Q: A solution contains 10.0 g pentane, CSH12, 10.0 g hexane, C,H14 and 10.0 g benzene, C.H6. What is…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: A 8.05 % CH3OH(aq) has a density of 0.976 g/mL at 18°C What is the mole fraction of the solvent in…

A: The mole fraction of solvent in 8.05 % CH3OH(aq) is calculated as,

Q: A sulfuric acid (H2SO4 d=1.83g/mL) aqueous solution having 5.8321 Molar Concentration with a density…

A: The mole of solute present in a one-liter solution is known as the molarity of the solution. The…

Q: (NH4)2SO4 has a van't Hoff factor of i = 2.3. What is the concentration of particles in a 0.6401 M…

A:

Q: The density of acetonitrile (CH3CN) is 0.786 g/mL and the density of methanol (CH3OH) is 0.791 g/mL.…

A: since density = mass / volume  Hence mass = density X volume  => mass of CH3OH = 15.7 X 0.791 =…

Q: What is the mole fraction of methanol, CH3OH, in an aqueous solution that is 40.0% methanol by 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: What is the osmotic pressure of a 0.0540 M aqueous sodium sulfate (NaSO4, 14204 g/mol) solution at…

A:

Q: In a 54.0-g aqueous solution of methanol, CH4O, the mole fraction of methanol is 0.220. What is the…

A: mole fraction : It is the ratio of moles of a particular component to that of the total moles of…

Q: When we dissolve a 1.50-g sample of a compound in enough solvent to give 800.0 mL of solution at 27…

A: To solve this problem we will use  π= iCRT  Where , π = osmotic pressure  i= van't Hoff factor  C=…

Q: Which of the following solutions has the largest molality of HCl? Mw (HCI) = 36.5 g . mol- 4.5 m HCl…

A: The largest molality of HCl from the given options can be solved as: (1) 4.5 m HCl is 4.5 molal HCl…

Q: What is the mole fraction of glucose (C6H1206) in a 7.82 M aqueous solution of glucose? Assume the…

A: Given data,Molarity=7.82MDensity of solution=1.00g/mL

Q: What is the mole fraction of urea, CO(NH2)2, in a solution prepared by dissolving 5.6 g of urea in…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: 10. What is the osmotic pressure at 25.0 °C of an isotonic saline solution that contains 0.900 g…

A: Given mass of NaCl = 0.900 g  Gram molar mass of NaCl = 58.44 g/mol  Temperature  T = 25 0C = 273 +…

Q: what is the mole fraction of the components of a solution containing 18g h2SO4 in 75 g of liquid…

A: Mass of H2SO4 = 18 g, molar mass = 98 g mol-1 mass of H2O = 75 g , molar mass = 18 g mol-1 Mole…

Q: Which of these substances is expected to have the smallest ideal van't Hoff factor in very dilute…

A: If no. of ions dissociate is more, then van't Hoff value is more.

Q: What is the molar mass of a protein if a solution of 0.02 g of the protein in 25.0 mL of solution…

A: The osmotic pressure is given by, π= c. R.T where c is the concentration, R is the ideal gas…

Q: A2.4 m aqueous solution of an ionic compound has a boiling point of 102.7°C. Calculate the van't…

A: Given, molality = 2.4 m Boiling Point of compound = 102.7 oC Boiling Point of water = 100 oC ∆Tf  =…

Q: . A 0.137 m solution of sodium ferrocyanide (NaFe(CN)6.10H20) in water has a freezing point…

A: Given-> Molality = 0.137 m Freezing point depression = 0.755 °C Kf = 1.86 °C/m

Q: An engine coolant is an aqueous solution of ethylene glycol, HOCH¿CH¿OH, 40.0 % by mass with a…

A:

Q: What is the mole fraction of ethanol in a solution made by dissolving 14.6 g of ethanol, C2H5OH, in…

A: Given : Mass of ethanol i.e C2H5OH = 14.6 g And mass of water i.e H2O = 53.6 g. Molar mass of H2O =…

Q: FeCla has a van't Hoff factor of i = 3.40. What is the concentration of particles in a 1.671 M…

A: FeCl3 is an electrolyte. In a solution it ionizes into Fe3+ and Cl-. The van't Hoff factor indicates…

Q: 3. What is the freezing-point depression of water in a solution of 17.1 g of sucrose, C12H22011, in…

A: Freezing point of a liquid is defined as the temperature at which it gets converted to solid.…

Q: What is the molality of a solution made by dissolving 6.80 grams of NH 4CI in 315 grams of water?

A:

Q: An aqueous solution is 4.00% ammonium chloride, NHĄ Cl, by mass. The density of the solution is…

A: Assuming we have 100 g of the solution  Since % by mass = mass of solute X 100 / mass of solution…

Q: Which of the following aqueous solutions will have the largest deviations from it's normal boiling…

A:

Q: If 4.50 moles of n-hexane (C6H14) are dissolved in 5.50 moles of n-pentane (C5H12) at 25°C, what is…

A: Moles of n-hexane = 4.50 Moles of n-pentane = 5.50 Temperature = 25°C = 298K The vapor pressures of…

Q: In a 55.0g aqueous solution of methanol, CH4O, the mole fraction of methanol is 0.110. What is the…

A: Mole fraction is the ratio of the number of moles of one component to the sum of the moles of total…

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

A:

Q: which of the following aqueous solutions would have the highest osmotic pressure at 298k? 1 M MgCl2…

A:

Q: What is the molarity of a 3.468 molal solution of iron(III) chloride with a density of 1.365 g/mL?

A: Given: The molality of iron(III) chloride is 3.468 m The density of iron(III) chloride is 1.365 g/mL…

Q: What is the mole fraction of ethanol, CH;CH20H, in an aqueous solution that is 20.0% ethanol by…

A: Requested question number 2. The concentration of aqueous solution ethanol (CH3CH2OH) = 20% ethanol…

Q: What is the freezing point of a solution of dibromobenzene, C6H4Br2, in 0.250 kg of benzene, if the…

A: Given data, boiling point of solution = 83.5 oC Formula used in this question, Depression in…

Q: Which of the following aqueous solutions will have the largest deviations from it's normal boiling…

A: deviation from normal boiling or freezing point depends on the number of nonvolatile solute…

Q: Which of these substances is expected to have the smallest ideal van't Hoff factor in very dilute…

A: Van't Hoff factor of any compound is defined as the number of ions produced by the dissociation of 1…

Q: What is the mole fraction of solute in a 3.22 m aqueous solution? X solute %3D

A: Given an aqueous solution of solute  molality (m) of solution = 3.22 Molality(m) is defined as…

Q: A solution of urea, CN2H40, molar mass 60.04 g/mol, in water is prepared as follows: 5.161 g urea is…

A: Given: Molar mass of urea = 60.04 g/mol mass of ures = 5.161 g volume of solution = 100.0 mL density…

Q: Pepsin is an enzyme involved in the process of digestion. Its molar mass is about 3.50 x 10 g/mol.…

A: Given: Mass of sample of pepsin = 0.150 g Volume of pepsin solution = 40 mL = 0.040 L Molar mass of…

Q: A solution of LiCl in water is 25.3 % LiCl by mass. What is the mole fraction of the compound LiCl?…

A: Answer: Mass % of 25.3 means in 100g solution 25.3g LiCl is present. Now we have to use this mass…

Q: Define the following terms :(i) Mole fraction (x)(ii) Molality of a solution (m)

A: The concentration is the measure of the amount of the substance that gets dissolved in another…

Q: What is the expected van't Hoff factor for A3B4? Assume A3B4 is a water soluble ionic compound which…

A: Definition: Van't Hoff factor generally in strong electrolytes is the number of ions the electrolyte…