10) The density of 85% by mass of H3PO4 solution is 1.685 g/mL. of this solution Calculate a) molarity b) molality? (H:1; 0:16; P:31 g/mol)

Q: An aqueous solution has a freezing point of -13.8 ∘C, what is the boiling point of the solution? The…

A: ∆Tf = Kf x m ∆Tb = Kb x m

Q: The percent by mass of acetonitrile (MM = 41.05 g/mol) in an aqueous solution is 22.5%. What is the…

A: Given; The % by mass of acetonitrile = 22.5 % The molar mass of acetonitrile = 41.05 g/mol.

Q: A solution contains 0.35 mol of isopropanol (C₃H₇OH) dis-solved in 0.85 mol of water. (a) What is…

A: INTRODUCTION: Mole fraction is defined as the number of moles of solute to the total mass of…

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

A: Given data contains, Density is 1.107 g/mL. Osmotic pressure is 70.75 atm. Temperature is 25.0 °C.…

Q: A solution is prepared by dissolving 28.4 g of glucose (C,H120g) in 355 g of water. The final volume…

A: Hey, since you are posted a question with multiple sub-parts, we will answer first three sub-parts.…

Q: A solution contains 0.35 mol of isopropanol (C3H7OH) dissolved in 0.85 mol of water. (a) What is the…

A: (a) Mole fraction of isopropanol = moles of isopropanolmoles of isopropanol+moles of water…

Q: A glucose solution contains 55.8 g of glucose (C6H12O6)in 455 g of water. Calculate the freezing…

A: Boiling point increases and freezing point decreases on adding glucose

Q: Would you expect the solubility of ammonia gas in water at 2 atm pressure to be: (a) greater than,…

A:

Q: 2. A solution containing 6.35 g nonelectrolyte dissolved in 500g of water freezes at -0.465°C.…

A: Delta Tf = Kfm Delta Tf = depression in freezing point  Kf for water is = 1.86KKgmol-1 Delta Tf…

Q: 3. An aqueous solution is 27.5% AIPO 4 by mass. a. Calculate the molality b. Calculate the boiling…

A: Depression in freezing point and elevation of boiling point are colligative properties. They are…

Q: The boiling point of ethanol CH3CH,OH is 78.50°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

A: Number of grams of ethanol given = 224.0 g Molar mass of testosterone = 288.4 g/mol Elevation in…

Q: A 0.944M solution of glucose, C6H12O6, in water has a density of 1.0624g/mL at 20oC. What is the…

A: Molarity=0.944 M           =no of moles of solutevoulme of solution in litre

Q: There are two beakers of calcium chloride solutions. Solution A has a molarity of 3.0 M and solution…

A: A question based on Rauolt's law, which is to be accomplished.

Q: What is the freezing point of a solution made with 1.31 mol of CHCl₃ in 530.0 g of CCl₄ (Kf = 29.8…

A: The freezing point of solution is calculated using the formula as follows,

Q: Grams of sucrose (C,,H,,0,, Molar mass is 342 g/mol) that must be added to 552 g of water to give a…

A: Pwater - Psolution=2.00 mm Hg Pwater =17.5 mmHg Relative lowering in vapor pressure = mole fraction…

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 6.24 m and a density of 1.25…

A: m = M × 1000/ (d ×1000)-(M × GMM)  Where  M = molarity in mol /L = ? m = molality = 6.24 mol/ Kg  d…

Q: Q: A. A solution is prepared by dissolving 10.2g of glucose, C6H12O6 in 405g of water. The final…

A: molality It is defined as the number of moles of solute dissolved in 1 kg of solvent. m=nV(kg)

Q: What mass in grams of glucose (MM = 180.2 g/mol) would need to be dissolved in 100.0 g of water to…

A:

Q: 1. A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

A:

Q: A solution is prepared by dissolving 17.2 g of ethylene glycol (C2H6O2) in 0.500 kg of water. The…

A: Given : mass of ethylene glycol = 17.2 g Since molar mass of ethylene glycol = Atomic mass of C X 2…

Q: 8. A solution of KBr is observed to freeze at -3.35°C. What would be the freezing temperature of an…

A: Colligative properties are the properties which depend on the number of atoms or molecules or ions…

Q: The freezing point of pure water is 0.0°C. How many grams of ethylene glycol (C2H,O2) must be mixed…

A:

Q: A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

A: Given data  mass of NaOH added = 4.00 g mass of water used = 100.00 g Volume of solution = 102.00 mL…

Q: a solution is prepared by dissolving 20.2ml of methanol ch3oh in 100.0ml of water at 25 degrees…

A: We have to calculate the molarity, molality, mole fraction, percentage by mass and mole percent.

Q: 3) 21.0 g of a nonelectrolyte is dissolved in 0.200 kg of water. The resulting solution freezes at…

A: Answer    Freezing point Tf  = Kf  × molality   Molality  = mass…

Q: What is the freezing point of a solution made with 1.33 mol of CHCI3 in 530.0 g of CCI4 (Kf = 29.8…

A: Freezing point of a solution.

Q: 1. A solution is prepared by mixing 10 gram of glucose, C,H12O6 in 100 grams' water to give a final…

A:

Q: 4. The density of an aqueous solution containing 10.0 percent of ethanol (C2H5OH) by mass is 0.984…

A: Given that density of an aqueous solution containing 10.0 percent of ethanol C2H5OH by mass is 0.984…

Q: What partial pressure of Kr gas (in mm Hg) is required to maintain a solubility of 6.26×10-2 g/L in…

A: Given data is as follows: The solubility of Kr gas = 6.26×10-2 g/L Henry's constant KH=2.50×10-3…

Q: The osmotic pressure of a solution containing 1.15 mg of a sugar (342 g/mole) in 11.0 mL of the…

A:

Q: The density of an aqueous solution containing 10.0 percent of ethanol (C2H5OH) by mass is 0.984…

A:

Q: A solution contains 0.100 mol of NaCl dissolved in 8.60 mol of water. (a) What is the mole fraction…

A: Mole fraction of a component is equal to the number of moles of a component divided by total number…

Q: Determine the molality and molarity of a solution prepared by dissolving 75.0g Ba(NO3)2(s) in to…

A: GivenMass of Ba(NO3)2 = 75.0 gMass of water = 374 g

Q: A solution is prepared by dissolving 28.4 g of glucose (C6H12O6) in 355 g of water. The final volume…

A:

Q: A solution is made containing 50.0 g of ethanol (C2H5OH) in 1000 g H2O. Calculate (a) the mole…

A: The mass of ethanol is = 50.0 g The mass of water is = 1000 g The molar mass of ethanol is = 46.07…

Q: w What is the mass percent by weight, molarity, and molality for a 0.655 mol citric acid, C6H$O7,…

A:

Q: (a) What is meant by:(i) Colligative properties (ii) Molality of a solution(b) What concentration of…

A: (a) (i) Colligative properties : The properties of solution which depend upon the number of solute…

Q: 1. A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

A: Given: Mass of NaOH = 4.00 g Mass of water = 100.00 g Volume of solution = 102.00 mL

Q: The three aqueous ionic solutions below have total volumes of 25 mL in A, 50. mL in B, and 100. mL…

A: NOTE ; Since you've posted multiple sub-parts,we'll solve first three sub-parts for you. To get the…

Q: Wine is made up of 50 mL of ethanol (C2H5OH) and 1.2 L of water. Determine the (a) percent by solute…

A: We have given that  Volume of ethanol = 50 mL = 0.05 L Volume of Solvent = 1.2 L a) Percent by…

Q: An aqueous solution contains 12.5% NaCl by mass. What mass of water (in grams) is contained in 2.5 L…

A:

Q: The vapor above an aqueous solution contains 19.5 mg water per liter at 25 °C. Assuming ideal…

A:

Q: An aqueous solution of a certain covalent compound has a density of 1.058 g/mL, an osmotic pressure…

A: The given data contains, density of a solution d =1.058 g/mlOsmotic pressure of solution π=25.98…

Q: You have an aqueous solution of NaCl that has a freezing point of -4.25°C. What mass (in grams) of…

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If…

Q: 3. Ascorbic acid (vitamin C, C6H&O6) is a water-soluble vitamin. A solution containing 80.5 g of…

A: 3. Sol :-  Given,  Mass of C6H8O6 = 80.5 g  Mass of water = 210 g  Density of the solution = 1.22…

Q: A certain solution was prepared by mixing 25.0 gram of a nonelectrolyte solute in 75 grams water.…

A:

Q: 5. In Çalifornia, it is illegal to drive with blood alcohol contents >0.08%. This is a mass…

A: Alcohol = C2H5OH Molality = moles of solutemass of solvent (in kg)               = 0.08×100046×100…

Q: How many grams of water are needed to create a solution with a molality of 0.750 mol/Kg H2O if 10.0…

A:

Q: (a) What is meant by :(t) Colligative properties (ii) Molality of a solution (b) What concentration…

A: Colligative properties: Colligative properties are the properties of a solution which depends upon…