A solution contains 45.0 g of glucose, C6H12O6, dissolved in 175.0 g of water at 22C. Calculate the vapor pressure of this solution in the atmosphere. The vapor pressure of pure water is 19.8 mm Hg at 22C.

Q: A chemist wants to determine the molar mass of a naturally occurring substance isolated from…

A: Given, Pressure of the solution, Psolution = 0.2464 atmPressure of the Acetone, Pacetone = 0.2630…

Q: Lithium chloride (LiCl) has a lattice energy of -834.0 kJ/mol and a heat of hydration of –871.0…

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Q: 10.)A solution is prepared by dissolving 50.0 g of hemoglobin (Hb) in enough water to make 1.00 L of…

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Q: A solution was prepared by dissolving solute T in 115 g benzene. The freezing point of this solution…

A: Depression in freezing point is equal to that product of molal depression constant and molality of…

Q: Calculate the vapor pressure of water at 90. degree C

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Q: ₂ palladium depends on the pressure of H₂ gas applied, but in a more complex fashion than can be…

A: We are given with mass of H2 dissolved in Pd metal. We have to calculate molarity, molarity and mass…

Q: A solution was prepared by dissolving solute T in 115 g benzene. The freezing point of this solution…

A: Depression in freezing point is given by the expression:ΔT = Kf x m…

Q: Determine the vapor pressure of a solution at 25°C that contains 76.6 g of glucose (CeH1206) in…

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Q: An aqueous CaCl2 solution has a vapor pressure of 81.6 mmHg at 50 °C. The vapor pressure of pure…

A: Given information: Vapor pressure of solution = 81.6 mmHg Vapor pressure of pure water = 92.6 mmHg

Q: 1. A chemical technician assessed the composition of a liter of seawater and found to contain…

A: Here we are required to find the Molarity and molality of the solution

Q: The vapor pressure of diethyl ether (molar mass, 74.12 g mol-1)at 30°C is 0.8517 atm. Suppose 1.800…

A: The vapor pressure of diethyl ether (molar mass, 74.12 g mol-1)at 30°C is 0.8517 atm.  vapor…

Q: A solution was prepared by dissolving solute T in 120 g benzene. The freezing point of this solution…

A: Given : Mass of solvent i.e benzene = 120 g = 0.120 Kg                                     (since 1…

Q: A dioxin-contaminated water source contains 0.066 % dioxin by mass. How much dioxin is present in…

A: To solve this problem we will use the formula  % of dioxin = (mass of dioxin / mass of solution) ×…

Q: An aqueous solution has 0.0065 g of oxygen dissolved in 2.5 L  of water. Calculate the dissolved…

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Q: The common laboratory solvent ethanol is often used to purify substances dissolved in it. The vapor…

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Q: he common laboratory solvent chloroform is often used to purify substances dissolved in it. The…

A: Relative lowering in the vapor pressure of a solution is a colligative property that depends on the…

Q: the density of a 3.539 M HNO3 aqueous solution is 1.150 g x mL-1 at 20 Degrees C. What is the molar…

A: Given Molarity = 3.539 M Density = 1.15 g/ml

Q: Potassium hydroxide (KOH) has a lattice energy of −789.0 kJ/mol−789.0 kJ/mol and a heat of hydration…

A: Volume of solution could be heated can be calculated from the energy required for heating and the…

Q: ou have an aqueous solution of Ca(NO3)2 with a molality of 7.26 mol/kg and a density of 1.4963 g/mL.…

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

Q: When 3.14 g of a nonelectrolyte solute is dissolved in water to make 325 mL of solution at 22 °C,…

A: Given ,  Mass of non electrolyte (w) = 3.14 g Volume of solution (V) = 325 mL = 0.325 L Temperature…

Q: At 25 °C, the solubility of NaCl is 36.0g/100g H20. How much NaCl can dissolve in 450 g of water at…

A: The solubility of the solution is determined by the maximum amount of solute dissolved in the given…

Q: Cadmium bromide is used in photography and lithography. Calculate the molality of a solution…

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Q: The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of iron(III) bromide (295.6…

A: The formula of the depression in the freezing point is  = ..............(1)Where, the ∆Tf is the…

Q: You are analyzing 100 g of a solution that contains 12.5 g of the ionic compound KBr (MM = 119.0…

A: a) Since the elevation in boiling point is given by  Elevation in boiling point = i X Kbp X m  where…

Q: Which temperature would allow the highest solubility of CO2 in water? 40C 50C 60C 70C

A: A multiple choice question based on the solubility of gases, which is to be accomplished.

Q: A chemist wants to determine the molar mass of a naturally occurring substance isolated from…

A: Given information:Mass of solute = 5.131 gMass of solvent = 25.00 gVapor pressure of solution (P) =…

Q: The boiling point of an alcohol is 77.870 ᵒC. at 1atm. When 13.64 g of an unknown compound was…

A: ∆Tb = Tfinal - Tinitial  = 79.228 - 77.870 =  1.358° C

Q: An aqueous zinc bromide solution (ZnBr2) boils at 100.250 °C.  What is the molality of this…

A: Given  The Boiling point of Aqueous solution ZnBr2  = 100.250 ℃  Kb  of water   = 0.512 ℃/m…

Q: Determine the molal concentration of NaCl solution in water that has a freezing point of -2.1 degree…

A: Recall the data, Kf for water=1.86 °Cm Freezing point of solution=-2.1°C Molal concentration of…

Q: An aqueous solution of a covalent compound has an osmotic pressure of 0.2351 atm. This solution was…

A: Given: Mass of solute compound = 1.52 g. Volume of solution = 560.0 mL = 0.560 L  Temperature = 52.0…

Q: 25.00 g of acetone (C3H6O; molar mass 58.08 g/mol). The vapor pressure of the solution is determined…

A: P0-PsP0 = x1x1+x2P0 →vapour pressure of pure solventPs →vapour pressure of solutionx1 → No of moles…

Q: Calculate the dissolved oxygen in mg/L at an altitude of 1,000 m above sea level that has an…

A: Answer:- This question is answered by using the simple concept of calculation of solubility of the…

Q: concentration

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Q: A solution of KOH has 112 grams of KOH in 2000 grams of water. The Molality of this solution is O…

A: Mass of water = 2000 g = 2000 * 10-3 kg Mass of KOH = 112 grams Molecular mass of KOH = 56.1 g/mole…

Q: A solution was prepared by dissolving solute T in 120 g benzene. The Tin this solution. Solute T is…

A: We know that,  ∆Tf = Tf ( pure benzene) - Tf(solution)          = (5.50 - 5.18) °C.         = 0.32°…