Calculate the mole fraction of the solvent and solution in a solution composed of 46.85 g of codeine, C, H,, NO,, in 125.5 g of ethanol, C,H,OH. 3' XCH,OH

Q: 1. Calculate the mole fraction of the solute in the following solutions: a. 100 g C2H6O in 100 g H20…

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Q: Solution of ethanol in water was found to be 35.9% ethanol by mass. What is the molarity and  mole…

A: We have to predict the Molarity and mole fraction of ethanol.

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

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Q: The mole fraction of each component of a solution prepared by dissolving 2.30 gg of nicotine,…

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Q: An aqueous solution of 40% by mass ethylene glycol in H2O. What is the mole fraction of ethylene…

A: Assume the total mass of solution as 1kg.  In that consider ethylene glycol as 400 g (since 40% by…

Q: A solution consisting of 27.4 gm of Methanol (CH3OH) and 36 gm of water, What is the mole fractions…

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Q: An aqueous solution is 15.2% copper (II) chloride (CuCl2) and has a density1.089 g/mL   (a)  What is…

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Q: Calculate the mole fractions of methanol, CH3OH; ethanol, C2H5OH; and water in a solution that is…

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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: Benzene (C6H6; molar mass = 78.11 g/mol) and toluene (C7H8; molar mass = 92.13 g/mol ) form an ideal…

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Q: What is the mole fraction, X, of solute and the molality, m (or b), for an aqueous solution that is…

A: Calculation of molality and mole fraction of solute using percentage by mass of solute :

Q: A solution is prepared by mixing 25 mL pentane (C5H12, d = 0.63 g/cm3) with 61 mL hexane ( C6H14 d =…

A: Since the volume of pentane is 25 mL and hexane is 61 mL  Hence volume of solution = 25 + 61 = 86 mL…

Q: Calculate the molality of a solution prepared by dissolving 15 grams of ethylene glycol (HOCH2CH2OH)…

A: Given mass of ethylene glycol = 15 g Molar mass of ethylene glycol = 62.07 g/mol Number of moles =…

Q: A. A solution is prepared by mixing 1.00 gram of ethanol (C2H6O) with 100.0- gram water to give a…

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Q: What is the mole fraction, X, of solute and the molality, m (or b), for an aqueous solution that is…

A: The mole fraction of a component in the mixture is defined by the ratio of moles of that substance…

Q: 5. What is the mole fraction of a solute in a 2.2 molal solution in which naphthalene (C10H8) is the…

A: Molality (m) of a solution is defined as the number of moles of solute present in 1 kilo gram of the…

Q: Q4: 2M of methanol (CH,OH) was added to NaCl to make a solution, the mole fraction of methanol was…

A: In question, Following information given - Molarity of methanol = 2 M Mole fraction of methanol =…

Q: What is the mole fraction, X, of solute and the molarity, m (or b), for an aqueous solution that is…

A: Mole fraction of a component is the ratio of moles of that component to the total number of moles…

Q: The density of 33.0% (by mass) of an aqueous solution of sodium  hydroxide, NaOH(aq), is 1.3574 g/mL…

A: Answer :            a) Molar concentration  = 11.20 M             b) Molal concentration = 12.31 m…

Q: An aqueous antifreeze solution is 45.0% ethylene glycol (C2H6O2) by mass. The density of the…

A: Molarity is given as,                                 Mass of 45.0% ethylene glycol present in 1…

Q: What is the molarity, % by mass and mole fraction of C8H10O2N4 if its ppm solute is 1269. Assume…

A: Molarity is defined as the moles of solute present per unit volume of solution. % by mass is the…

Q: A solution is prepared by mixing 200.0 g of water, H2O, and 300.0 g of ethanol, C2H5OH. Determine…

A: Mole fraction of water and ethanol calculated below

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

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Q: A solution is prepared by mixing 25 mL pentane (C5H12, d = 0.63 g/cm3) with 45 mL hexane (C6H14, d =…

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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: 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: Calculate the mole fraction, molarity and molality  of NH3 if it is in a solution composed of 30.6g…

A: Molarity is the unit of concentration of a solution, and its unit is mol/Lmol/L. It is defined by…

Q: Calculate the freezing points of solutions made by dis- solving 1.00 mole of each of the following…

A: (a)

Q: An aqueous antifreeze solution is 38.5% ethylene glycol (C2H6O2) by mass. The density of the…

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

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Q: A solution of potassium chromate (K2CrO4) in water is 14.00 % potassium chromate by mass. Its…

A: Assume total mass of potassium chromate solution = 100 gMass of potassium chromate in solution =…

Q: Pentane (C;H12) and hexane (C,H14) form ideal solution. At 25°C the vapor pressure of pentane and…

A: According to Raoult's law the partial pressure of a solution is equal to the product of the 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: 4. Determine the mole fraction of Methanol, CH3OH in a solution prepared by dissolving 4.5 g of…

A: Given: The mass of methanol in the solution = 4.5 g The mass of water in the solution = 40 g We have…

Q: A solution was made by mixing benzene ( C6 H6) and carbon tetrachloride ( CCL). Given that the mole…

A: The solution is made by mixing benzene and carbon tetrachloride together. The mole fraction of…

Q: An aqueous solution is 15.2% copper (II) chloride (CuCl2) and has a density1.089 g/mL   (a)  What is…

A: 15.2% Copper (II) chloride means 15.2 g of copper (II) chloride present in 100 g of the solution.…

Q: 1.Calculate the molality of a solution containing 10.8g of ethylene glycol (C2H602) in 360g of…

A: Molality of solution is defined as number of moles of solute dissolved per kg of solvent.

Q: A solution is made by mixing 114. g of acetyl bromide (CH, COBR) and 83. g of heptane (C,H16).…

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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, X, of solute and the molality, m (or b), for an aqueous solution that is…

A: Given: mass % of NaOH=  14% To find: i) mole fraction X =? ii) molality, m= ?? We know that, Molar…

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: 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 41.0 mL toluene (C6H5CH3, d = 0.867 g/cm3) with 130. mL benzene…

A: Mass percentage helps in representing the aggregate of substance existing in the mixture. The…

Q: Octane (C.H,) has a vapor pressure of 14.3 torr and a density of 0.703 g/mL. Pentane (CH,) has a…

A: Given that : Vapor Pressure of Octane = 14.3 torr Density of Octane =0.703 g/mL Vapor Pressure of…

Q: A solution is prepared by mixing 50.0 mL toluene (C6H5CH3, density = 0.867 g/mL, 92.13 g/mol) with…

A: Mass percentage of toluene: Mass% = Mass of toluene in the solutionSum of masses of all components…

Q: A solution is made containing 20.8 g of phenol 1C6H5OH2 in 425 g of ethanol 1CH3CH2OH2. Calculate…

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