Ethanol, CH3 CH2OH, is known as grain alcohol and is the alcohol found in alcoholic beverages. Calculate the mole fraction of ethanol in a solution that contains 4.72 g of ethanol dissolved in 50.0 g of water. Mole fraction

Q: A solution contains 10.0 g of carbon tetrachloride, CCl4, and 20.0 g of benzene, C6H6. Calculate the…

A: Given: Mass of carbon tetrachloride =10g Molar mass Carbon tetrachloride = 153.82 g/mol Moles of…

Q: Find the boiling point of a solution of 92.1 g of iodine, I2, in 800.0 g of chloroform, CHCl3,…

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Q: Calculate the mole fraction of the total lons in an aqueous solution prepared by dissolving 0.400…

A: The ionic equation can be written as: The concept is based upon the mole fraction. The term mole…

Q: The mole fraction of ammonium phosphate, (NH4)3PO4, in an aqueous solution is 2.86×10-2 The percent…

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Q: Calculate the molal concentration of a solution of 44.9 g of naphthalene, C10H8, in 175 g of…

A: Please find your solution below : Molality is a measure of concentration which is defined as the…

Q: Calculate the molality and van't Hoff factor (i) for the following aqueous solution: 0.750 mass %…

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

Q: What is the mole fraction of ethanol in a solution made by dissolving 25.0 g of ethanol, C2H5OH, in…

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Q: Define the following terms :(i) Mole fraction (ii) Ideal solution(b) 15.0 g of an unknown molecular…

A: (i) Mole fraction It is defined as the no. of moles of a particular solute or component present in…

Q: A 100.0-g sample of a brand of rubbing alcohol contains 66.2 g of isopropyl alcohol, C3H7OH, and…

A: Given: Mass of isopropyl alcohol= 66.2g Mass of water=33.8g

Q: Calculate the mole fraction and molality of a solution that contains 0.850 g of ammonia, NH 3,…

A: Given that: Mass of ammonia = 0.850g  Mass of water = 125g  We know : Molar mass of NH3 = 17g/mol…

Q: 1.Calculate the mole fraction of each component of a solution containing 65 g of ethanol (C2H6O) in…

A: mass of C2H6O=65 g , molar mass=46 g mol-1  mass of H2O=350 g , molar mass = 18 g mol-1  then,

Q: An aqueous solution contains 5% NACl by mass. Calculate the molality and mole fraction.

A: Interpretation -  To determine the molality and mole fraction of an aqueous solution contains 5%…

Q: The osmotic pressure of a 0.010 M aqueous solution of CaCl2 is found to be 0.674 atm at 25 °C.…

A: When a substance is dissolved in a solvent, the ratio between the actual concentration of the…

Q: Consider a sealed solution of dichloromethane (vapor pressure = 353 mmHg at 20 °C) and chloroform…

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Q: A 0.95 m aqueous solution of an ionic compound with the formula MX has a freezing point of -3.0 °C.…

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Q: % mass solvent mole fraction solute molality ppm solute .0545

A: Since it is a binary mixture, therefore the sum of the mole fraction of the two components will be =…

Q: What is the boiling point of an aqueous solution that has a vapor pressure of 20.5 torr at 25 °C?…

A: According to Raoult’s law, the vapor pressure of the solution is lower than the vapor pressure of…

Q: An aqueous solution contains 82.5 g of isopropyl alcohol (C3H7OH) in 218.5 g of solution. What is…

A: given mass of isopropyl alcohol = 82.5 g mass of solution = 218.5 g standard values molar mass of…

Q: Calculate the mole fraction of each component of a solution containing 65 g of ethanol (C2H6O) in…

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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: Calculate the mole fraction of a solution containing 2.6g of sodium sulfate in 20g of water.

A: Given: Mass of sodium sulfate = 2.6 g Mass of water = 20 g Molar mass of sodium sulfate = 142.04…

Q: An aqueous solution contains 6.04 % KOH and has a density of 1.05 g cm. Calculate the concentration…

A: a.

Q: An aqueous antifreeze solution is 44.0% ethylene glycol (C2 H6 O2) by mass. The density of the…

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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: Sucrose is a covalent compound that has the formula C12H22O11. What is the mole fraction of sucrose…

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Q: What is the mol fraction of ethanol, C 2H 5OH, in a solution of 75.3g of ethanol and 525g of water?…

A: Number of moles is calculated by dividing the given mass with molecular mass.

Q: Caffeine (C8H10N4O2) is a stimulant found in coffee and tea. A solution of caffeine in the solvent…

A: Given: Molality = 0.0500 m The number of moles of solute (caffeine) in the solution is 0.050 mol.…

Q: Calculate the molal concentration, molar concentration, and mole fraction of 6.25% solution of H3PO4…

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Q: Calculate the mole fraction of the solvent and solution in a solution composed of 46.85 g of…

A: A numerical problem based on mole fraction, which is to be accomplished.

Q: What is the mole fraction of water in a solution composed of 3.25 g methanol (CH3OH) and 250 g of…

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Q: Calculate the molarity and mole fraction of acetone in 1.00-m solution of acetone (CH3COCH3) in…

A: Given- The concentration of the solution of acetone in ethanol = 1.00 m 1 mol of acetone in 1 kg of…

Q: The solubility of oxygen gas in water at 40 °C is 1.0 mmol per liter of solution. What is this…

A: Given: Solubility of O2 gas=1 mmol/L=0.001 mol/L

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 the following concentration units are temperature dependent? mole fraction molality mass…

A: Here we are asked which of the given concentration units depend on temperature.the concentration…

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: Concentration terms such as mass percentage, ppm, mole fraction and molality are independent of…

A: Molarity of a solution is defined as the number of moles of solute dissolved per litre of solution.…

Q: Define the following terms :(i) Mole fraction(ii) Isotonic solutions(iii) van’t Hoff factor(iv)…

A: “Since you have asked multiple questions, we will solve the first three question for you. If you…

Q: Acetonitrile 1CH3CN2 is a polar organic solvent that dissolves a wide range of solutes, including…

A: Mole fraction of any component is the ratio of moles of that particular component w.r.t to total…

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: Calculate the mole fraction of each component of a solution containing 65 g of ethanol (C 2 H 6 O)…

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

Q: what is the mole fraction of ethyl alcohol(C2H5OH) in an aqueous solution of ethyl alcohol that is…

A: Mass percent : mass percent is the mass of solute in 100 grams in a solution.  For example : 3%…

Q: Caffeine 1C8H10N4O22 is a stimulant found in coffee and tea. If a solution of caffeine in the…

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Q: If the mole fraction of water in NaCl aqueous solution is 0.75, calculate the molality of NaCl in…

A: Answer: Molality of a solute in a solution is the ratio of its number of moles with the mass of…

Q: A 125.0 g aqueous solution contains 64 g ethanol (C2H5OH). What is the mole fraction of ethanol in…

A: Calculate the moles of ethanol,        Moles of ethanol = mass of ethanolmolar mass of ethanol= 64.0…

Q: Calculate the mole fraction of the solute in the solution: 25 g of Cl2 in 125 g of dichloromethane…

A: A mole is a measurement unit for the number of atoms, molecules, or compounds present in a solution.…

Q: What is the mole fraction of ethanol in a solution made by dissolving 51.2 g of ethanol, C2H5OH, in…

A: We have to calculate the ethanol.

Q: What is the mole fraction of ethanol of an aqueous solution that is 20% ethanol?

A: Given : Ethanol = 20%

Q: What mass (g) of sodium nitrate must be added to 500 ml of water to prepare a solution that is…

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Q: A 100.0-g sample of a brand of rubbing alcohol contains 66.5 g of isopropyl alcohol, C3H7OH, and…

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