10 grams of a non volatile and non dissociating solute is dissolved in 200 g of Benzene the resulting solutions boils at a temperature 81.2°c. Normal boiling point of benzene: 80.1°C, Kb benzene: 2.53°C/mol What is the molality of the solution? What is the molar mass of the solute?

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Q: A solution of 0.630 g of an organic compound in 100.0 g of benzene has a freezing point of 5.303°C.…

A: Molality: In 1000 gram or 1 Kg of the soiute, the moles of the solute present is called the molality…

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Q: Calculate the molality of each of the following solutions: (a) 8.66 g of benzene (C6H6) dissolved in…

A: (a)Number of moles of benzene is determined to calculate its molality.

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A: Given Mass of NaCl = 25.5 g Total mass = 325.0 g = 0.325 kg molar mass of NaCl = 58.44 g/mol 1)…

Q: Calculate the molality of each of the following solutions: (a) 10.0 g of benzene (C6H6) dissolved in…

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Q: A solution contains 22.4 g glucose (C6H12O6) dissolved in 0.500 L of water. What is the molality of…

A: Molality is the number of moles of solute dissolved in per kg of solvent. It is denoted by m. Its SI…

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A: The number of moles for a given compound or a molecule refers to the ratio of its mass to the…

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A: Mass of acetonitrile is calculated from its density and given volume.

Q: A 1.10 g sample of an unknown compound reduces the freezing point of 75.22 g benzene from 5.53 to…

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Q: The percent by mass of glucose (MM = 180.2 g/mol) in an aqueous solution is 25.7%. What is the…

A: The mass percent of glucose is = 25.7 % The molar mass of glucose is = 180.2 g/mol The morality of…

Q: At 60 degrees Celsius, a 225-g sample of KNO3 is entirely dissolved in 250 g of water. The…

A: The maximum amount of solute that can be dissolved in a particular amount of solvent is known as…

Q: Calculate the molality of the solution.

A: If x mol of solute is present in 1000 gm solvent then the solution is said to be x molal and it can…

Q: What mass of glycerin (C3H8O3) must be dissolved in 165.7 g water to give a solution with a freezing…

A: Depression in freezing point is a colligative property. And colligative properties depend on the…

Q: 10 grams of a non-volatile and non- dissociating solute is dissolved in 200 grams of benzene. The…

A:

Q: What is the molality of a solution with 94.3 g of glucose (molar mass 180.16 g/mol) in 236 g of…

A: The number of moles of a substance is given as the mass of the substance upon its molar mass. The…

Q: A student dissolves 4.9g of methanol CH3OH in 275.mL of a solvent with a density of 1.06/gmL…

A: Given information: Mass of solute = 4.9 g Volume (V) = 275 mL                      = 0.275 L Density…

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: A solution is prepared by dissolving 30.0 g of ammonium sulfate, (NH4)2SO4, in 70.0 g of water. The…

A: The ratio of moles of solute to the mass of solvent in kg is known as molality.

Q: A solution is prepared by mixing 50.0 mL of ethanol (C2H5OH; molar mass = 46.068 g/mol) in 100.0 mL…

A: Given :- Volume of ethanol = 50.0 mL Volume of Water = 100.0 mL Density of water = 1.00 g/mL Density…

Q: (a) Calculate the molality (m) of a 0.310 molar (M) aqueous Ca(NO3)2 solution. The density of the…

A: The ratio of moles of solute to the volume of solution in liters is known as molarity. The ratio of…

Q: 0.9% (w/v) sodium chloride (MW = 58 g/mol) solution (Normal Saline Solution) has an osmotic pressure…

A: #1: Given the osmotic pressure of the solution, π = 3.91 atm  Temperature, T = 25 +273.15 = 298.15 K…

Q: What is the molal concentration of a solution

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Q: If 33.2 g of naphthalene, C10H8, is dissolved in 117.8 g of chloroform, CHCl3, what is the molality…

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Q: Calculate the molality of a solution that contains 97.9 g of benzoic acid, C6H5COOH, in 419.0 mL of…

A: Given: Mass of benzoic acid = 97.9 g Volume of ethanol = 419.0 mL Density of ethanol = 0.789 g/mL…

Q: A solution contains 92.2g of methanol, CH3OH, dissolved in sufficient water to give a  mass of…

A: The molality of a solution is calculated by the formula: Molality m=mol of solutemass of solvent 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: A solution contains 22.5 g of methanol, CH3OH, dissolved in sufficient water to give a total mass of…

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Q: Calculate the molality of a 2.92 M potassium nitrate solution in which methanol, not water, is the…

A: To solve this problem we have to calculate the mass of solvent and number of moles of Solute .

Q: An aqueous potassium chloride, KCl, solution is made by dissolving 0.305 mol KCl in 575.0 g of…

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Q: Your pure water boils at 100.00 C. You add some sugar into it and now it boils at 101.20C. What is…

A: Given,  Boiling point of pure water, Tb° = 100.00 °C  Boiling point of solution, Tb = 101.20 °C  Kb…

Q: A student dissolves 4.1g of glucose C6H12O6 in 100.mL of a solvent with a density of 1.17/gmL…

A: The number of moles for a given compound or a molecule refers to the ratio of its mass to the…

Q: At 25.0 °C, 100.0 mL of an aqueous solution containing 45.2 mg of a molecular solute has an osmotic…

A: we will use osmotic pressure formula

Q: The density of the aqueous solution of 0.512 M sucrose is 1.13 g/mL. What is the molality (mol/kg)…

A: Given :-  molarity of solution = 0.512 M  density of solution = 1.13 g/mL  molar mass of sucrose =…

Q: A solution is made up by dissolving 15.0 g MgSO4· 7H2O in 140.0 g of water. What is the molality of…

A: Since molar mass of solute i.e MgSO4.7H2O = Atomic mass of Mg + Atomic mass of S + Atomic mass of O…

Q: A solution is made using 90.1 g of dimethyl ether (molar mass = 46.07 g/mol) and 110.0 g of methanol…

A: Given  Mass of dimethyl ether = 90.1 g Mass of methanol = 110.0 g

Q: A solution is made by dissolving 4.35g glucose (CeH12O6) in 25.0 mL of water at 25°C. Calculate the…

A: Molality, or molal concentration, is a term that refers to the amount of a substance in a given…

Q: A solution was prepared by dissolving 12.00g of a non-dissociating solute in 40.00g of pure water.…

A: The depression in freezing point of the solution on addition of a solute can be expressed as…

Q: A solution is prepared by mixing 50.0 mL of ethanol (C2H5OH; molar mass = 46.068 g/mol) in 100.0 mL…

A:

Q: An aqueous solution of cesium chloride is prepared by dissolving 52.3 g cesium chloride in 60.0g of…

A: Number of moles of cesium chloride = given mass / molar mass = 52.3 g / 168.36 g/mole= 0.31 molMass…

Q: 1. What is the molality of a solution containing 48.2g of CaO in 392g of solvent? 2. What is the…

A: Given data: 1) Weight of CaO = 48.2 g Weight of solvent = 392 g 2) Moles of solute = 4.79 moles…

Q: A solution is made by dissolving 4.35 g of glucose 1C6H12O62 in 25.0 mL of water at 25 °C. Calculate…

A: Molality of the solution is equal to number of moles of solute present in one kilogram of solvent.…

Q: A solution is prepared by mixing 1.00 g of ethanol (C2H5OH) with 100.0g of water to give a final…

A: Given mass of ethanol = 1 g mass of water = 100 g volume of solution = 101 ml molar mass of water =…

Q: A solution contains 22.5 g of methanol , CH3OH , dissolved in sufficient water to give a total mass…

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Q: The molal concentration of a solution made by dissolving 3.5 g of CaCl2 (110.98 g/mol) in 353 g of…

A: Given :- mass of CaCl2 = 3.5 g  Mass of water = 353 g  To calculate :- molality of molal…

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A: Given-> Weight of acetone = 66.0 gm Weight of H2O = 146.0 gm = 0.146 kg (1kg = 1000 gm) density…

Q: Calculate the molality of each of the following solutions: (a) 8.66 g of benzene 1C6H62 dissolved in…

A: Given data are as follows for a) 8.66 g of benzene 23.6 g of carbon tetrachloride  for b) 4.80 g of…