The mole fraction of each component of a solution prepared by dissolving 2.30 gg of nicotine, C10H14N2, in 76.0 gg of CH2Cl2

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: 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: What is the mole fraction of NaOH in an aqueous solution thatcontains 22.8% NaOH by mass?

A: Mole fraction of a substance in the amount or moles of that substance in total amount of he mixture.…

Q: 3. A sample of 6.50 g of naphthalene (C10H8) is dissolved in 80.10 g of benzene (C6H6). Calculate…

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Q: An aqueous solution is 26.9 % lithium chloride, LiCl, by mass. The density of the solution is 1.127…

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

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: 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: A certain solution of concentrated aqueous ammonia contains 1.10 mol NH3dissolved in 2.37 mol H2O.…

A: Given: Moles of NH3 = 1.1 And moles of  H2O = 2.37

Q: An aqueous antifreeze solution is 37.4% ethylene glycol (C₂H5O₂) by mass. The density of the…

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Q: A solution is prepared by mixing 75 g of water, H;0 and 85 g of ethanol C,H;OH. Determine the mole…

A: Given: Mass of water, H2O = 75 g Mass of ethanol, C2H5OH = 85 g Molar mass of H2O = Atomic mass of H…

Q: A solution is made by mixing equal masses of methanol, CH O, and ethanol, C,H,0. Determine the mole…

A: Mole fraction of any component may be determined by dividing the number ofmoles of that component…

Q: freezing points

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

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Q: The vapor above a mixture of pentane and hexane at room temperature contains 35.5% pentane by mass.…

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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: What is the mole fraction of water in an aqueous solution (density = 1.20 g/mL) that is 2.5 m…

A: Density of aqueous solution = 1.20 g/mL Molality = 2.5m = number of moles/weight of solvent in kg…

Q: Find the mass of urea (CH4N2O) needed to prepare 50.0 g of a solution in water in which the mole…

A: In order to find the mass of urea required to make the solution we first write down the given data:…

Q: A solution is made containing 20.8 g of phenol (C6H5OH)in 425 g of ethanol (CH3CH2OH). Calculate (a)…

A: a. The mass of phenol = 20.8g  The mass of ethanol = 425g The molar mass of phenol = 94.11 g/mol The…

Q: An aqueous solution is 12.0 % by mass ammonia, NH3, and has a density of 0.950 g/mL. The mole…

A: The aqueous solution only has ammonia and water in it. Assume a total mass of 100 g Meaning mass of…

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: mole fraction

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Q: what are the mole fractions of H3PO4 and water in a solution of 66 g of H3PO4 in 125 g of water

A: Mole fraction is defined as the number of moles of the component ( solute or solvent ) divided by…

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: A solution is made by mixing equal masses of methanol, CHO, and ethanol, C,HO Determine the mole…

A: Mole fraction of a substance can be calculated by

Q: What is the mole fraction of ethylene glycol?

A: Mole fraction of ethylene glycol is the ratio of number of moles of ethylene glycol to the total…

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: Calculate the percent by mass, mole fraction of H₂SO4 and molality of an 18.0 Molar solution of…

A: here we are required to find the mass percentage, mole fraction, molality of 18M of H2SO4

Q: A chemist combined chloroform (CHCl3) and acetone (C3H6O) to create a solution where the mole…

A: Given: The mole fraction of chloroform (Xchloroform) is 0.139 The density of chloroform is 1.48 g/mL…

Q: Ethanol, CH3 CH2OH, is known as grain alcohol and is the alcohol found in alcoholic beverages.…

A: Molar mass of ethanol = Atomic mass of C X 2 + Atomic mass of H X 6 + Atomic mass of O = 12 X 2 + 6…

Q: What is the mass percent of an aqueous sodium hydroxide solution in which the mole fraction of NaOH…

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Q: What is the mole fraction of H2SO4 in an aqueous solution that contains 45.2 grams of H2SO4 in 90.8…

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Q: 5. What are the mole fractions of ethanol, C2H5OH, and water in a solution prepared by mixing 75.0 g…

A: Note - Since you have asked multiple question, we will solve the first question for you. If youwant…

Q: What is the mole fraction of NazSO4 (Molar mass = 142 g/mol) in an aqueous solution which is 11.5%…

A: Mole fraction is the ratio of moles of a particular element to the total moles present. mole…

Q: A bottle of rubbing alcohol contains 75% by mass 2-propanol (C3H8O) in water. What are the mole…

A: Given data: Concentration of solution = 75% by mass  Formula used: Mole fraction=Moles of…

Q: An aqueous solution contains 64.0 g of ethanol (C2H5OH) in 122.0 g of solution. What is the mole…

A: Moles of ethanol = mass of ethanolmolar mass of ethanol = 6446 = 1.39 mol Moles of water = mass of…

Q: An aqueous solution is 26.1 % lithium chloride, LICI, by mass. The density of the solution is 1.127…

A: The molality, mole fraction and the molarity are to be determined for an aqueous solution containing…

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: The osmotic pressure, in torr, of a 0.0218 M aqueous solution of a molecular compound at 25 °C is i…

A: Given,   concentration, C = 0.0218 M temperature, T = 25oC

Q: In a 50.0-g aqueous solution of methanol, CH,O, the mole fraction of methanol is 0.190. What is the…

A: Let the mass of methanol be x g Mass of water = 50 - x Molar Mass of CH4O = 32 g/mol Molar Mass of…

Q: A solution is prepared by mixing 25.0 g of water and 25.0 g of ethanol, C2H5OH. Determine the mole…

A: Given, the mass of water = 25.0 g mass of ethanol = 25.0 g the molar mass of water = 18 g mol-1 the…

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 molarity (M) of 0.012 mole fraction NaNO3(aq)? Density of solution = 1.05 g/cc, molar…

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Q: A solution is prepared by mixing 24.56 g of methanol, CH40 (32.04 g/mol); 62.85 g of water (18.02…

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

A: Given : Ethanol = 20%

Q: A solution composed of 50.0 g strontium chloride (SrCl)) in 300 g of water at 12.0 °C. What is the…

A: Mole fraction depend number of moles of composition of solution.

Q: An aqueous solution is 6.00 % by mass ethanol, CH3CH2OH, and has a density of 0.988 g/mL. The mole…

A: We have to calculate mole fraction of ethanol .

Q: In a 64.0-g aqueous solution of methanol, CH4O, the mole fraction of methanol is 0.110. What is the…

A: Weight of solution = 64 g Moles of Methanol = x Moles of Water = y Mole Fraction of Methanol…