7) (+)-Carvone (C10H14O) is a principal component of caraway and dill seed and is used as a food flavoring agent. Calculate the molality of a solution that contains 2.63 g carvone in 14.6 mL of ethanol (density 0.7893 g/mL). Assume that carvone is nonvolatile at the normal boiling point of ethanol and that it is a nonelectrolyte.

Q: 2. What is the molality of a solution prepared by dissolving o.385 g of cholesterol, C27H460, in 40…

A: According to the question, The mass of solute (cholesterol) is given by = 0.385 gThe mass of the…

Q: The freezing point of pure benzene (C₆H₆) is 5.49 °C. The freezing point of a solution made using…

A: Pure benzene (solvent) freezing point = Tp = 5.49 °C Freezing point of Solution = Ts = -13.0 °C Kf…

Q: A solution of 5.0 g of benzoic acid (C6H5COOH) in 100.0 g of carbon tetrachloride has a boiling…

A: Given: 5.0 g of benzoic acid (C6H5COOH) 100.0 g of carbon tetrachloride = 0.100 kg boiling point of…

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

A:

Q: Calculate the molality of a solution containing 250g of glucose (C6H12O6) in 1045 g of ethanol.

A: Molality : Molality can be defined as "Total moles of a solute present in one kilogram of a…

Q: The boiling point of diethyl ether, CH3CH,OCH,CH3, is 34.50°C at 1 atmosphere. A nonvolatile,…

A: Molality is the number of moles of solute dissolved per kg of solvent.  Boiling point of solution…

Q: Human blood gives rise to an osmotic pressure of approximately 7.7 atm at body temperature, 37.0 °C.…

A: Generally osmotic pressure can be defined as the pressure which just stop the osmosis is called…

Q: A solution of 5.0 g of benzoic acid (C₆H₅COOH) in 100.0 g of carbon tetrachloride has a boiling…

A: Given Data: Mass of benzoic acid = 5.0 g. Mass of carbon tetrachloride = 100.0 g. Boiling point of…

Q: The density of an aqueous solution containing 20.0 percent of ethanol by mass is 0.986 g/mL. (a)…

A:

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

A: Molality = moles of solute/weight of solvent Moles of solute =given mass/ molar mass

Q: cine (NH2CH2COOH). Assuming that the acid does not ionize in water, calculate the molality, in…

A:

Q: Calculate the osmotic pressure of a magnesium citrate laxative solution containing 28.5 g of…

A:

Q: The molality of ethanol, CH3CH2OH, in an aqueous solution is 8.95 mol/kg. What is the mole fraction…

A:

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

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

Q: In a laboratory experiment, students synthesized a new compound and found that when 10.28 grams of…

A: Interpretation -  To determine the molecular weight of the compound (in g/mol ) when 10.28 grams of…

Q: In a laboratory experiment, students synthesized a new compound and found that when 11.78 grams of…

A: The pressure which just stops the process of osmosis is called osmotic pressure.

Q: Calculate the molality of a 1.22 M aqueous solution of sugar C12H22O6). The density of this solution…

A:

Q: A 1 L solution is prepared by dissolving 200.0 g sucrose (C12H22O11; m.w. = 342.2965 g mol–1) in…

A:

Q: Calculate the molality of a solution that contains 1.43 g carvone in 15.2 mL of ethanol (density…

A: Molar mass of carvone is 150.22 g/mol.Number of moles of carvone can be determined as follows,

Q: Calculate the molality of a solution made with 4.1 x 10-3 mols of p-dichlorobenzene in 769 g of…

A: Given that, Mass of cyclohexane (solvent) = 769 g = 0.769 kg Number of moles of p-dichlorobenzene…

Q: 3. What is the molality of nitric acid in a concentrated solution of nitric acid (68.0% HNO, by…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: 0.55 g of a compound X is dissolved in 300 cm3 of an aqueous solution. Given that compound X is…

A: Given data: The mass of the compound X is m = 0.55 g. Temperaure T = 25°C = (25+273) K = 298 K. The…

Q: (+)-Carvone (C10H140) is a principal component of caraway and dill seed and is used as a food…

A: The calculation of molality requires the knowledge of moles of solute and mass of the solvent.…

Q: Eugenol is one of the compounds responsible for the flavor of cloves. A 111 mg sample of eugenol was…

A: The increase in boiling point (∆Tb) of a solution is related to molality (m) of the solution by the…

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

A:

Q: An aqueous solution contains the amino acid glycine (NH2CH2COOH). Assuming that the acid does not…

A:

Q: The vapour pressure of water at 50.0°C is 92.50 torr. When 12.6 g of glycerol are dissolved in 494 g…

A: Molecular weight of the solute can be obtained from the lowering of the vapour pressure using the…

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

A: Given an aqueous solution is 27.2 % ethanol, C2H5OH , by mass  We have to find its molality

Q: e equation used to calculate the change in freezing point (AT) of a substance is AT₁= = Km ere K, is…

A: Molarity is a method of expressing concentration of the solution. It is defined as number of moles…

Q: The molal freezing point constant for water is 1.86 oC/m. At what temperature will a mixture of 2.00…

A: Given,  The mass of CaCl2 = 2.00 g.                            The mass of water = 25.0 g.…

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

A:

Q: The average osmotic pressure of blood is 7.7 atm at 25 °C. What molarity of glucose 1C6H12O62 will…

A: Given data, Osmatic pressure of blood is π=7.7 atm Temperature (T)=25°C=(25+273)=298 K Calculating…

Q: (+)-Carvone (C10H14O) is a principal component of caraway and dill seed and is used as a food…

A: Given: Mass of carvone = 1.13 g Volume of ethanol =  15.8 mL Density of ethanol = 0.7893 g/mL Molar…

Q: When 58.6 g of alanine (C₂H-NO₂) are dissolved in 1250. g of a certain mystery liquid X, the…

A: Given that, The mass of alanine is 58.6 g.The molar mass of alanine is 89 g/mol.The mass of the…

Q: Given the following mixture of two compounds 55.00 mL of X (MW =98.00 g/mol)(density 0.979 g/mL) and…

A: Answer:Properties of a solution that depend on the number of particles of a solute present in the…

Q: The common laboratory solvent benzene is often used to purify substances dissolved in it. The vapor…

A:

Q: Calculate the molality of a solution containing 109g of glucose (C6H12O6) in 679 g of ethanol.

A: Answer:  0.891 mol/Kg

Q: Determine the osmotic pressure of a solution prepared by dissolving 2.5 × 10-2 g of K2SO4 in 2L of…

A: Osmotic pressure can be calculated by the following formula. π=CRTπ=Osmotic…

Q: What is the molality (in mol/kg) of camphor (C10H16O, ρ = 990 kg/m3) if it has an osmotic pressure…

A:

Q: If a 1-molal solution of NaCl in water shows a freezing-point depression of 3.9˚C, what is the…

A: The relationship between depression in freezing point and molality is  ∆Tf = i × Kf × m ∆Tf =…

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

A: Given that : % mass of ethanol in the aqueous solution = 26.8 % Atomic mass of C = 12.01 g/mol…

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

A: Molality is defined as No.of moles of solute devided by mass of solvent in Kg .

Q: A sugar solution is prepared by dissolving 3.00 g of sucrose (C12H22O11) into 200.0 g of water.…

A: The molar mass of a compound is the sum of the molar masses of its constituent elements. For sucrose…