If you dissolve LiBr in Chloroform and find that the mole fraction of LiBr is .091 What is the boiling point of this solution? What is the new vapor pressure at 61.7 Celsius?

Q: A solution of 0.64g of adrenaline in 36.0g of CCl4 elevates the boiling point by 0.49 degrees C.…

A: Molality is calculated, from the molality we can calculate the molar mass of the compound.

Q: mixture of water and acetone at 756mm boils at 70.0c. the vapor pressure of acetone is 1.54 atm at…

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Q: What is the molar mass in grams per mole of the solid in this situation? Chad dissolves 7.5 g of…

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Q: Calculate the vapor pressure of a solution if prepar

A: The property of a solution which depends upon the number of solutes present in the solution are the…

Q: (CH),C) is measured to be 199. mmHg. Suppose a solution is prepared by mixing 86.9 g of At a certain…

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Q: A solution is prepared by mixing 45 g of methanol (CH3OH) with 60 g of ethanol (CH3CH2OH). Use the…

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Q: What is the intermolecular force between sodium nitrite and water. What about sodium nitrite and…

A: The intermolecular force between Sodium nitrite(NaNO2) and water(H2O) is Hydrogen bonding because…

Q: ((CH,),co): is measured to be 466. mmHg. Suppose a solution is prepared by mixing 134. g of At a…

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Q: A certain substance X has a normal boiling point of 105.7 °C and a molal boiling point elevation…

A: Elevation in boiling point = I ×m × Kb

Q: The vapor pressures of pure liquid A and pure liquid B are 64 torr and 99.8 torr, respectively.…

A: Raoult's law: Raoult's law states that the partial pressure of each component of an ideal mixture of…

Q: Ethanol (C₂H₅OH) has a vapor pressure of 93.0 torr and a density of 0.785 g/mL. Pentane (C₅H₁₂) has…

A: Given  Vapour pressure of ethanol (P1°) = 93 torr  Vapour pressure of pentane (P2°) = 435 torr…

Q: Calculate the mass of urea that should be dissolved in 225 g of water at 35 degrees celsius to…

A: Colligative properties are those properties which depend only on the moles of solute.Addition of a…

Q: Acetone (molar mass - 58.0 g mol-4) has a vapor pressure at a given temperature of 174 torr. At the…

A: Molar mass of acetone = 58.0g/mol Vapour pressure of pure acetone = 174torr Molar mass of stearic…

Q: what mass of water should be used to dissolve 20 grams of ethanol, to prepare 0.0500 molal solution…

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Q: Calculate the mass of ethylene glycol (formula mass = 62.1 g/mol, an antifreeze component, that must…

A: The properties associated with the solution that is altered by the addition of the non-volatile…

Q: The normal boiling point of a certain liquid X is 93.80 °C, but when 59. g of ammonium sulfate…

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Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.53.…

A: Let's assume the mixture of two volatile substances and their vapor behaves ideally. Applying both…

Q: Consider two solutions, one formed by adding 10 g of glucose(C6H12O6) to 1 L of water and the other…

A: a. Vapour pressure of the first solution :…

Q: What will be the boiling temperature (in degrees Celsius) of a solution of 5 grams of sodium…

A: If sodium chloride (NaCl) is added to the water, its boiling point is increased because NaCl is a…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.73.…

A: Given: vapour pressure of A, PA∘=42.5 torrmole fraction of A, xA=0.73Vapor pressure of pure B,…

Q: Please help me

A: The number of moles of solute to the weight of the solvent in (kg) is known as molality.

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.73.…

A: Given :- Mole fraction of A=0.73               PoA=42.5 torr              PoB=210 torrTo calculate…

Q: 62. A 0.25g of a certain substance is dissolved in 60g of water. The freezing point of the solution…

A: Answer: This question is based on the colligative property of the solution where when a non-volatile…

Q: Calculate the mass of ethylene glycol (C2H6O2) that must be added to 1.00 kg of ethanol (C2H5OH) to…

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Q: The normal boiling point of a certain liquid X is 93.10 °C, but when 0.11 kg of iron(III) chloride…

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Q: Both benzene (C6H6) and carbon tetrachloride (CCl4) are volatile organic liquids. When 1.68 mole of…

A: Given information is as follows: The moles of solute C6H6 = 1.68 mol The moles of solvent CCl4 =…

Q: Which would have a higher boiling point- a sample of pure water or a sample of salt water (Nacl…

A: These questions are based upon colligative properties. We need to find if the boiling point is…

Q: A 3.5 PERCENT SOLUTION (BY WEIGHT) OF NaOH IN H2O IS PREPARED. A SCIENTIST WANTS TO FIND OUT THE…

A: Colligative properties are the properties which depend on the number of atoms or molecules or ions…

Q: a solution contains 22.44 grams of NaCl in 0.270 kg water at 25 celsuis. what is the vapor pressure…

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Q: Two volatile substances are mixed with one another so that the solution has a vapor pressure of 125…

A: Raoult's law for volatile solute states that in a solution, the vapour pressure of a component at a…

Q: A solution prepared from 7.25 g of an organic compound in 97.0 g of benzene has a boiling point of…

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Q: An aqueous solution is prepared by dissolving 0.050 mole of formic acid, HCOOH, in 1.00 kg of water.…

A: Given, Moles of formic acid (n) = 0.050 mol Mass of water (W) = 1 kg Freezing point of solution (T)…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.89.…

A: Sum of mole fractions in a mixture can be taken as 1 Mole fraction of A = 0.89 Mole fraction of B =…

Q: What molality of NaCl is required to increase the boiling point of 500 g of water to 105°C? (K, is…

A: Given: The boiling point of the solution = 105°C Mass of water = 500 g Standard data: Kb for…

Q: The vapor pressure of pure liquid CS2 is 0.3914 atm at20°C. When 40.0 g of rhombic sulfur is…

A: Rhombic sulphur is a crystalline allotropic form of sulphur. It is also designated as α–sulphur.…

Q: The concentration of N2 gas dissolved in water that is saturated with air (0.78 mole fraction N2) is…

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Q: Please help

A: The molality (m) of the solution is calculated as shown in equation (1) where m is the magnesium…

Q: The normal bolling point of a certain liquid X is 114.70 °C, but when 58.3 g of barlum hydroxide…

A: Given: Normal boiling point of liquid X = 114.70 oC. Mass of Ba(OH)2 dissolved = 58.3 g. Mass of…

Q: why is magnesium hydroxicide not a good choice of solute to elevate the boiling point of water?

A: To explain: Why is magnesium hydroxide not a good choice of solute to elevate the boiling point of…

Q: 1. A solution was prepared by dissolving 18.00g of glucose in 150.0g of water. The resulting…

A: When non-volatile solute is added to a solvent the boiling point of the solvent increases and this…

Q: The normal boiling point of a certain liquid X is 115.90 °C, but when 47. g of zinc chloride (ZnCl,)…

A: Given: The normal boiling point of liquid X = 115.90 ∘C The mass of ZnCl2 dissolved in 550 g of X =…

Q: Calculate the mass % of naphthalene(C10H8) in 50.0g of methanol to obtain a vapor pressure of 118…

A: Given: The solute is naphthalene(C10H8) and the solvent is methanol(CH3OH). The pure vapor pressure…

Q: Consider a solution made by dissolving 339 g of sucrose in 123 ml of water at 45˚C. The vapor…

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Q: The vapor pressures of pure liquid A and pure liquid B are 45.9 torr and 99.2 torr, respectively.…

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Q: Ethanol (C₂H₅OH) has a vapor pressure of 93.0 torr and a density of 0.785 g/mL. Pentane (C₅H₁₂) has…

A: Raoult's law for liquid-liquid solution :- It states that " for a solution of volatile liquids the…

Q: Given the solubility of Sodium Chloride to be 36.0g/100 g water at 20 degrees celsius, classify the…

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Q: Ethylene glycol has a vapor pressure of 14.9 Torr at 373K and a vapor pressure of 49.1 Torr at 398K.…

A: Given : vapour pressure at 373 K = 14.9 torr and vapour pressure at 398 K = 49.1 torr The…

Q: A sucrose (C12H22O11) solution that is 45.0% sucrose by mass has a density of 1.203g/mL at 25°C.…

A: Since you asked a question with multiple sub-parts, we will solve first three sub-parts for you. If…