A solution is prepared by mixing 25 mL pentane (C5H12, d = 0.63 g/cm3) with 61 mL hexane ( C6H14 d = 0.66 g/cm3). Assuming that the volumes add on mixing, calculate the mass percent, mole fraction, molality, and molarity of the pentane.

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

A: We have given that at 25°C P°(C5H12) = 511 torr P°(C6H14) = 150 torr Volume of Pentane = 25 mL…

Q: Calculate the boiling and freezing points of 0.102 mol/kg aqueous solutions of NaCl and of CaCl2.…

A: Given,  The molality of an aqueous solution of NaCl and of CaCl2 is 0.102 mol/kg. The  Tb(NaCl)…

Q: Pentane ( CH2) and hexane ( CH14) form an ideal solution. At 25°C the vapor pressures of pentane and…

A: The no of moles of pentane and hexane are calculated as follows: Mass = Density × Volume n…

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: Ascorbic acid (vitamin C, C6H8O6, 176.1256 g/mol ) is a water soluble vitamin. A solution contains…

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Q: A solution is prepared by mixing 25 mL pentane (C5H12, d = 0.63 g/cm3) with 43 mL hexane (C6H14,d =…

A: We have to calculate the mass percent, mole fraction, molality, and molarity of the pentane.

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Q: The density of acetonitrile (CH3CN) is 0.786 g/mL and the density of methanol (CH3OH) is 0.791 g/mL.…

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Q: A liquid-liquid solution is composed of 0.22 mole of pentane (C5H12) and 0.33 mole of hexane…

A: The total vapor pressure of the solution can be calculated by using the Raoult’s law. According to…

Q: Pentane (C5 H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A:

Q: The osmotic pressure of 0.010 M solution of CaCl2 and urea at 25 degrees celsius are 0.605 atm and…

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Q: A solution is made of 2.00 g of sucrose, C12H22O11, in 100.0 g of H2Ol. Calculate the: a). Boiling…

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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: Calculate the mole fraction (of each component) of a solution prepared by dissolving 125 mL of pure…

A: It is defined as the number of moles of the solute to the total number of moles. mole fraction= no.…

Q: Pentane ( CsH12) and hexane ( CH4) form an ideal solution. At 25°C the vapor pressures of pentane…

A: Mass of pentane in the solution = Volume × density  =25.0 mL× (0.63 g/mL) = 15.75 gmolar mass of…

Q: Pentane (C5H12)and hexane (C6H14) form an ideal solution. When 0.2759 g of this liquid is combusted…

A: An ideal solution is one that follows Raoult's law over a range of concentrations. A solution that…

Q: A solution contains of 50.0g (0.532 mol) of heptane, C7H14(l) and 50.0g (0.468 mol) of octane,…

A: Given: Mass of heptane = 50.0 g Moles of heptane = 0.532 mol Mass of Octane = 50.0 g Moles of Octane…

Q: A 0.350M solution of Lactose, C12H22O11 in water has a density of 1.0532 g/mL at 22oC. What is the…

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

A:

Q: Pentane (C; H12) and hexane (C6H14) form an ideal solution. At 25°C the vapor pressures of pentane…

A:

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: .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: Automotive antifreeze contains ethylene glycol, CH21OH2CH21OH2, a nonvolatile nonelectrolyte, in…

A: The freezing point and boiling point can be calculated by the following formula: ∆Tf=Kf x m ∆Tb=Kb x…

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

A:

Q: When 271. mg of a certain molecular compound X are dissolved in 25.0g of benzene C6H6, the freezing…

A: Given:Mass of molecular compound X=271. mgMass of benzene=25.0 gFreezing point of…

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

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Q: Assuming ideal solution behavior, what is the freezing temperature of a solution of 115.0 g of…

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

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

A: Mass of pentane in the solution = Volume × density  =30.0 mL× (0.63 g/mL) = 18.9 g molar mass of…

Q: A solution of 4.55 % phenol (C6H6O) solution by mass in carbon tetrachloride, CCl4.  The density of…

A: The following formulas are used to calculate the Molarity, Molality and Mole fraction of any…

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: 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: A solution is prepared by mixing 25 mL pentane (C5H12: d= 0.63 g/cm³) with 59 mL hexane (C6H14. d=…

A:

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

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Q: A solution consists of 0.901 moles of toluene (C7H8) and 0.600 moles of cyclohexane (C6H12).  The…

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Q: 4. Complete the following table for an aqueous solution of sulfuric acid. Use 1.00 g/mL for the…

A: Given data, Density of water=1.00g/mLMole fraction=0.500Density of solution=1.769g/mLMolar mass of…

Q: For each case,compute the vapor pressure of the solution at 25°C. The vapor pressure of pure water…

A: The relationship between the vapor pressure of the solution (P) and the vapor pressure of the pure…

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 24.56 g of methanol, CH40 (32.04 g/mol); 62.85 g of water (18.02…

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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 contains 10.0 g pentane, C5H12, 10.0 g hexane, C,H14 and 10.0 g benzene, C6H6. What is…

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

A:

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: Calculate the freezing point and boiling point of an antifreeze solution that is 50.0% by mass of…

A: Given: Mass percent of solute i.e. C2H6O2 = 50.0 %.

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…