Calculate the following: i) The volume percentage of ethanol in the solution at 293 K ii) The molarity iii) The molality

Q: Now a solution is prepared by dissolving solid FeCl3 ( molar mass = 162.2 g/mol)in water. If the…

A: Given that:                 Mass percentage = 26.0 %                 Density of solution = 1.25 g/mL…

Q: At 20 degrees C the vapor pressure of benzene (C6H6) is 75 torr, and that of toluene (C7H8) is 22…

A: Raoult's law stated that the liquid is equal to the product of the mole fraction of liquid and its…

Q: Assuming ideal solution behavior, what is the boiling point of a solution of 155.0 g of nonvolatile…

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Q: 1. The partial molar volume of water in a 1.000 molal sodium chloride/water solution at 25°C is…

A: According to the given question we have to find the density of the solution and for that, we have…

Q: When placed in a concentrated salt solution, certain yeasts are able to produce high internal…

A: Given, Solution is 4.0% NaCl by mass To find:  solute's weight and moles, solution's volume in…

Q: At 25°C, the specific mass of a 50% weightsolution of ethanol in water is 0.914 g cm-3. The partial…

A: Given data:  Temperature = 250C The mass density of ethanol-water solution = 0.914 g cm-3 Partial…

Q: At 300°K, the vapor pressure of pure benzene (C6H6) is 0.1355 atm and the vapor pressure of pure…

A: The solution of first part is given in below image

Q: A solution is prepared by dissolving 10g sucrose, density=1.59g/mL, (C12H22)11) in 50g of water. The…

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Q: Aqueous ethanol solutions are prepared by mixing measured weights of assayed ethanol and…

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Q: The density of a solution having 98 grams of Sulphuric acid(H2SO4) in 1 liter solution is 1.098…

A: Molarity of the solution is 84.74

Q: Vodka is essentially a solution of ethanol in water. Typical vodka is sold as "80 proof," which…

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Q: A mixture is made by mixing equal volumes of corn syrup (d=1.4 g/mL, C6H14O7) and water (d=1.0 g/mL)…

A: Molality = number of moles of solute/Mass of solvent in Kg

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: A solution is prepared by dissolving 0.131 g of an ionic compound in 25.4 g of water. The ionic…

A: Here, the molality of the solution is given as 0.056 m. The molality indicates, moles of solute…

Q: .9720 M aqueous solution of NaCl has a density of 1.03625g/cm^3 at 25 C, Calculate the molality of…

A: As per our guideline we can solve only one question at a time, please post other questions as next…

Q: solution of acetic acid is prepared by adding 164.2 g of the acid to sufficient water to make 800 mL…

A: NOTE - As per our company guideline, we can answer only 3 subparts. kindly repost the question…

Q: Given: mass of ethanol used in the experiment = 15.7g mass of unknown solution =4.09g Volume of…

A: From molality we can calculate the moles of unknown.

Q: In the accompanying chart are approximate vapor pressures for benzene and toluene at various…

A: Given:-      (a)          The mass of benzene = 3.9 g. calculate the moles of benzene is:…

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: 5.25 g of a substance consisting of C and H, molecular weight 78, density 0.88 g/cm3, 565g organic…

A: Given:  Boiling point of substance increased by = 0.63 ⁰C  mass of solvent = 565 g = 0.565 kg…

Q: What is the boiling point of a solution containing 171 g of sucrose (non-electrolyte) in 300.0 g of…

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Q: Aqueous ethanol solutions are prepared by mixing measured weights of assayed ethanol and…

A: 26.2% ethanol by mass means 26.2 gm ethanol and 73.8 gm water are present.  Molecular weight of…

Q: Aqueous ethanol solutions are prepared by mixing measured weights of assayed ethanol and…

A: Given that:  Mass percent of ethanol = 29.4 %  Mass % = (mass of solute/mass of solution)×100

Q: You are handed a 15.85% by mass aqueous KCl (m.m. = 74.5513 g mol–1) solution (at 25 °C). Assume the…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: A 35mg sample of a protein is dissolved in 10 ml of water at 25 degree Celsius and an osmotic…

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Q: At 300 K, the vapor pressure of pure benzene (C6H6) is0.1355 atm and the vapor pressure of pure…

A: a) Mass of benzene is given as 50 g and mass of n-hexane is given as 50 g. Molar mass of benzene is…

Q: Aqueous ethanol solutions are prepared by mixing measured weights of assayed ethanol and…

A: % by mass of ethanol = 34.5 % Mol. Mass of ethanol = 46.068 g/mol We have to convert % by mass into…

Q: The boiling temperature of a substance increases by 0.63⁰C by dissolving 565 g of an organic…

A: Given: Boiling point of substance increased by = 0.63 ⁰C mass of solvent = 565 g = 0.565 kg density…

Q: Aqueous ethanol solutions are prepared by mixing measured weights of assayed ethanol and…

A: Molality of 17.8% ethanol can be calculated as given below.

Q: There is a mixture of two liquids - chloroform and acetone. The vapor pressure of chloroform at 25…

A: According to Raoult law; the vapor pressure of a solvent in mixture is equals to the vapor pressure…

Q: The vapor pressure of pure toluene (C6H5CH3, MW = 92.14 g/mol) at T = 100.0 °C is pT° = 557.0 torr.…

A: The Raoult's for non volatile solute can be expressed as,                              Where, P0 is…

Q: At 20°C, the density of a 20 per cent by mass ethanol-water solution is 0.969 g cm-3 and the amount…

A: a) the total volume of the solution Molar volume of ethanol is 52.2 cm3mol-1. Since the given…

Q: An aqueous solution of Hydrofluoric Acid is 12.5 molal with respect to HF and has a density  of…

A: Since you have posted a question with multiple sub-parts, we will solve first three subpartsfor you.…

Q: A solution containing 0.10 mol of naphthalene (nonvolatile) and 0.90 mol of benzene is cooled until…

A: Using Raoult's Law to solve this problem,Po - PsPs = n1n2   This can also be written as,Po- PsPs =…

Q: An antifreeze solution is prepared by mixing 1.00 L of water and 946 mL of ethylene glycol, C¿H6O2…

A: Since, you have asked a question with multiple sub-parts, as per our company guidelines we are…

Q: At 25°C, the density of 50 % by mass ethanol-water solution is 0.914 g cm. Given that the partial…

A: Consider the 100.0 g of solution, in which 50.0 g of ethanol and 50.0 g water is present in the…

Q: A solution is made using 280.0 g of H2O (molar mass= 18.02 g/mol) and 75.89 g of fructose C6H12O6…

A: Mass of water = 280.0 g of H2O  Molar mass of water = 18.02 g/mol  Mass of fructose = 75.89 g of…

Q: The partial molar volume of water in a 1.000 molal sodium chloride/water solution at 25°C is 18.042…

A: Given data: The partial molar volume of water = 18.042 cm3/mol. The molality of sodium…

Q: Aqueous ethanol solutions are prepared by mixing measured weights of assayed ethanol and…

A: Given  Mass % of C2H5OH  = 45.1 %  Molality of solution = ?

Q: A solution is prepared by mixing 40.0 mL of butane (C,H10, d = 0.600 g/mL) with 75.0 ml of octane…

A: given: Volume of butane = 30.0 mL Volume of octane = 75.0 mL Density of butane = 0.600 g/mL Density…

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

A:

Q: Pentane (C5H12) and hexane (C6H14) form ideal solution. At 25oC the vapor pressure of pentane and…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: The vapour pressure of pure water (molar mass=18.0 g/mole) at 50 oC is 92.5 mm Hg. A solution…

A: Since sucrose is a non-electrolyte, Van't Hoff factor, i = 1 In order to find boiling point of the…

Q: Propanol is used as a solvent in the pharmaceutical industry, mainly for resins and cellulose…

A: Given: Volume of propanol = 250 mL. Density of propanol = 804.0 Kg/m3 = 0.804 g/mL.…

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: At 37 °C, a solution of 47.2 g of a non-volatile solute dissolved in 109 mL of ethanol (C2H5OH,…

A: Vapor pressure of a solution is defined as the pressure of the vapors which are present above the…