The vapor pressure of an aqueous solution is found to be 24.9 mm Hg at 30°C. What is the mole fraction of solute in this solution? The vapor pressure of water is 25.756 mm Hg at 30°C.

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

A: Solution -

Q: A solution is made by dissolving a non-volatile, non-electrolyte in water. The vapor pressure of the…

A: The relative lowering of vapor pressure is calculated using the following formula:…

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

A: Raoult's Law of Ideal solution states that mole fraction of solvent is directly proportional to the…

Q: An aqueous antifreeze solution is 40.0% ethylene glycol () by mass. The density of the solution is…

A: Given data is as follows: 40 % ethylene glycol means as follows: The mass of ethylene glycol = 40 g…

Q: Calculate the molal concentration of a solution of 44.9 g of naphthalene, C10H8, in 175 g of…

A: Please find your solution below : Molality is a measure of concentration which is defined as the…

Q: A solution of sodium chloride in water has a vapor pressure of 19.6 torr at 25°C. What is the mole…

A: Mole fraction of solvent (water) at 25oC can be determined by Raoult’s law as follows, Determine…

Q: A solution contains 21.2 g of ethylene glycol (C2H6O2 g/mol, i=1) in 85.4 mL of water (density 1.00…

A: when a non volatile solute is added to a solution the boiling point of the solution increases due to…

Q: The normal boiling point of methanol is 64.7°C. A solution containing a nonvolatile solute dissolved…

A: Interpretation- To determine the mole fraction of the methanol when the normal boiling point of…

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: The vapor pressure of an aqueous solution is found to be 19.4 mmHg at 25 °C. What is the mole…

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

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Q: A solution of sodium chloride in water has a vapor pressure of 19.6 torr at 25°C. What is the mole…

A: a) According to the Raoult's Law, the vapour pressure of a non volatile solute solution is given by…

Q: Calculate the vapor pressure of a solution prepared by dissolving 90.0 g of naphthalene, C10H8 (a…

A: According to Raoult's law: "The vapor pressure of a solution containing non-volatile solute is equal…

Q: A solution contains 180.3g BaBr2(297.1 gmol) dissolved in 1066 g of water. What is the vapor…

A: There are various colligative properties which depends on the amount of the solute particles-  1-…

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: An aqueous solution contains 6.04 % KOH and has a density of 1.05 g cm. Calculate the concentration…

A: a.

Q: Calculate the molar concentration of sodium chloride (molarity) of a solution containing sodium…

A: We use the equation for osmotic pressure,  π = iCRT Where ,  π is osmotic pressure = 15kPa =15000Pa…

Q: A solution is made by mixing 56.7 g acetone and 56.7 g methanol . What is the vapor pressure of this…

A: When two or more than two liquid components or solid in liquid, are mixed, it results in the…

Q: ) What is the mole fraction of HCl in a solution that is prepared by dissolving 25.5 g of HCl in…

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Q: An aqueous solution has a molality of (4.9300x10^-1) m. The density of the solution is (1.42x10^0)…

A: To calculate mole fraction of solute, we use formula : mole fraction of solute = ( moles of solute /…

Q: The normal boiling point of methanol is 64.7°C. A solution containing a nonvolatile solute dissolved…

A: Given vapor pressure of methanol = 715 torr

Q: A solution of H2SO4 with a molal concentration of 8.010 m has a density of 1.354 g/mL. What is the…

A: Given, A solution of H2SO4 with a molal concentration of 8.010 m has a density of 1.354 g/mL. The…

Q: The vapor pressure of ethanol, C2H5OH is 100.0 torr at 35 °C. Calculate the vapor pressure of the…

A: The number of moles of ethanol and alpha naphthol in the given solution is calculated using equation…

Q: Calculate the vapor pressure of a solution made by dissolving 50.0 g CaCl2, in 500 g of water. The…

A: The given weight of CaCl2 is 50.0 g.The molar mass of CaCl2 is 110.98 g/mol. The formula to…

Q: The vapor pressure of ethanol is 54.68 mm Hg at 25 °C. A nonvolatile, nonelectrolyte that dissolves…

A: Pi = PoXi   When an nonvolatile solute is added in Solvent its vapour pressure get reduced

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

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Q: The vapor pressure of methanol is 94 torr at 20degrees Celsius. The vapor pressure of ethanol is…

A: (a)Given,50.0 g of methanol is mixed with 50.0g of ethanol.Mass of methanol = 50.0gMolar mass of…

Q: C2H;OH, is 44 torr 65. The vapor pressure of methanol, CH3OH, is 94 torr at 20 °C. The vapor…

A: Given,Vapor pressure of methanol is 94 torr.Vapor pressure of ethanol is 44 torr.

Q: At 20°C, the vapor pressure of pure ethanol, C2H5OH, is 43.7 mmHg and the vapor pressure of pure…

A: Given that , Vapour pressure of the solution= 28.6 mmHg Vapour pressure of pure ethanol = 43.7 mmHg…

Q: What is the vapor pressure of an aqueous ethylene glycol (C2H6O2)solution that is 14.8% C2H6O2 by…

A: Given: % mass of C2H6O2=14.8% Vapor pressure of pure water=23.8 torr (at 25°C)

Q: A nonvolatile solute is dissolved in benzene and the resulting solution has a vapor pressure of 16.9…

A: Given a nonvolatile solute is dissolved in benzene and the vapor pressure of the solution. vapor…

Q: The normal boiling point of methanol is 64.7°C. A solution containing a nonvolatile solute dissolved…

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Q: An ideal solution contains 0.1279 mol H2O and an unknown number of moles of urea (nonelectrolyte,…

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Q: An aqueous solution is 4.00% ammonium chloride, NHĄ Cl, by mass. The density of the solution is…

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

Q: Which of the following solutions would have the lowest vapor pressure? 1 m Glucose (C6H12O6) 1 m…

A: All the solutions show colligative properties, the properties which are dependent on the…

Q: The normal boiling point of methanol is 64.7°C. A solution containing a nonvolatile solute dissolved…

A:

Q: A solution is made by mixing 50.0 g acetone (CH3COCH3) and 50.0 g methanol (CH3OH). What is the…

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Q: Pentane (C5H12) and hexane (C6H14) combine to form an ideal solution. At 25°C the vapor pressures of…

A: Introduction to Raoult's law Raoult's law is a physical chemistry relationship that has…

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: A solution of sodium chloride in water has a vapor pressure of 19.6 torr. What is the mole fraction…

A: Given data, The vapor pressure of pure water = 23.8 torr. The vapor pressure of solution = 19.6…

Q: At an unknown temperature a solution made of (5.3400x10^0) g of a non-volatile solute dissolved in…

A: Since you have asked multiple questions we will solve the 1st one for you. If you want answers to a…

Q: The molar mass of a polymer can be determined from the osmotic pressure of a solution. If the…

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Q: A solution is made by dissolving 29.7 g urea (CH4N2O), a nonelectrolyte, in 275 g water. Calculate…

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Q: At 25 °C, the vapor pressure of pure benzene (C6H6) and pure toluene (C7H8) are 95.1 and 28.4 mmHg,…

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Q: An aqueous solution containing glucose has a vapor pressure of 19.6 torr at 25°C. What would be the…

A: At 25◦C, vapor pressure of pure water = 23.8 torr Vapor pressure of solution = 19.6 torr

Q: The vapor pressure of pure water at 25 ºC is 23.8 torr.  A chemist dissolves 97.2 grams of urea (a…

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Q: A 1.10 g sample of an unknown compound reduces the freezing point of 75.22 g benzene from 5.53 to…

A: Given: Mass of substance (solute) = 1.10 g mass of benzene (here solvent) = 75.22 g Initial…

Q: An aqueous solution contains 11.5 g of NaCl in 250.2 g of water. Calculate the vapor pressure of…

A: Mass of solute and solvent are given whose vapor of the solution is to be determined at the given…