Given that the vapor pressure of water is 17.54 Torr at 20 °C, calculate the vapor-pressure lowering, AP, of an aqueous solution that is 2.20 m in sucrose (C1,H2„O11). Torr ΔΡ- Calculate the vapor-pressure lowering, AP, of an aqueous solution that is 2.20 m in aluminum chloride. Assume 100% dissociation for electrolytes. ΔΡ Torr

Q: What is the freezing point (°C) of a solution prepared by dissolving 31.1 g of Ca(OH)2 in 185 g of…

A: Given data is as follows: The mass of  Ca(OH)2 = 31.1 g The mass of water = 185 g = 0.185 kg The…

Q: The mole fraction of sodium chloride, NaCl, in a saturated aqueous solution is 0,220. (a)  What is…

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

Q: Calculate the freezing point of a solution made by dissolving 1.00 mole of NaCl in 1000. g of H2O.

A: We will use formula of ∆Tf. ∆Tf=Tf°-Tf

Q: The freezing point of ethanol (C2H5OH) is -114.6⁰C. What is the freezing point of the solution…

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Q: Calculate the freezing point of a .2m CaCl2 aqueous solution, assuming it dissociates completely to…

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

Q: 14).  part A: The freezing point of a solution prepared by dissolving 147.3 mg of caffeine in 10.0…

A: Answer:- This question is answered by using the simple concept of calculation of molar mass using…

Q: Calculate the vapor pressure lowering of a solution of 2.00 g of aspirin (M = 180.15 g/mol) in 50.0…

A: Moles of solute (aspirin) = given massmolar mass=2.00180.15=0.0111 mol  Moles of solvent ( methanol)…

Q: Does 0.20 m aqueous solution of CH3-OH have the same boiling point as a 0.20 m aqueous solution of…

A: We have to compare the boiling point of CH3OH and NaCl

Q: Magnesium citrate, Mg,(C,H3O;)2, belongs to a class of laxatives called hyperosmotics, which cause…

A: Osmotic pressure: It depends on the concentration of solute particles and obeys a law of ideal gas…

Q: What would be the osmotic pressure of a 0.25 M aqueous solution of sucrose at 37C?

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Q: 9) Adding 1g of benzene, C,H6, to 70g cyclohexane, C6H12, lowers the freezing point of the…

A:

Q: Approximate the freezing point of an aqueous solution of 0.600 M NaCl. Density of pure water around…

A: Answer :- -1.12 (°C)  The freezing point of an aqueous solution of 0.600 M NaCl (Density of pure…

Q: At 20.0 °C, the vapor pressure of cyclohexane, a nonpolar hydrocarbon, is 66.9 torr and that of…

A:

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

A:

Q: What mass of salt (NaCl) should you add to 1.10 L of water in an ice-cream maker to make a solution…

A: Given the desired solution freezes at - 10.8 oC. => The required depression in freezing point,…

Q: What would be the vapor pressure of water at 85°C above a solution made by dissolving 42.71 g of…

A: When  a non volatile solute adds to a volatile solvent , the vapour pressure of solvent lowers.…

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Q: Which of the following aqueous solutions has the highest vapor pressure at 25 *C? 0.04 M NaF sodium…

A:

Q: What mass of glucose (molar mass 180.16 g/moles i=1) must be dissolved in 2.50 kg of solvent to…

A: The number of moles of a substance is given as the mass of the substance upon its molar mass. The…

Q: What is the vapor pressure of an aqueous solution of a nonvolatile non electrolyte  at 25oC that has…

A: The vapour pressure of  an aqueous solution of a nonvolatile non electrolyte is calculated as,

Q: The osmotic pressure of an aqueous solution of a non-ionic solute is 120 kPa at 300 K. Assuming that…

A:

Q: Calculate the van’t Hoff factor, i, for the following weak electrolyte solution: 0.050 m HCHO2,…

A: 1- In this question, we want to determine the van't hoff fector ( i )  You can see the solution…

Q: At 20.0 °C, the vapor pressure of cyclohexane, a nonpolar hydrocarbon, is 66.9 torr and that of…

A:

Q: 3. The chemical potential of pure benzene decreases by 250 J when an amount of paraffin wax is…

A: According to the Bartleby guidelines we have to answer only one question so please submit different…

Q: Which of the following solutes will cause the LARGEST vapor pressure lowering when dissolved in…

A: The lowering in vapor pressure and van't Hoff factor (i) has a direct correlation; the higher the…

Q: What is the molarity of HCl in an aqueous solution in which the mole fraction of HCl is 0.220

A: The total mass of the solution is determined as follows.

Q: 1.812 grams of an unknown compound is dissolved into 77.7 grams of benzene, an organic solvent with…

A:

Q: Calculate vapor pressure lowering associated with dissolving 20.2g table sugar (C12H22O11) in 400.g…

A: Mass of sugar = 20.2g Mass of water = 400.0g Vapour pressure of pure water = 23.76 torr  Molar mass…

Q: Cyclohexanol, C H,,OH, is sometimes used as the solvent in molecular weight determinations by…

A: Weight of benzoic acid = 0.253 gWeight of cyclohexanol = 12.45g = 0.01245 kgLowering in temperature…

Q: Given that the vapor pressure of water is 17.54 Torr at 20 ∘C, calculate the vapor‑pressure…

A: Given data set: Vapor pressure of water = 17.54 Torr Temperature = 20 C Molality of sucrose…

Q: Calculate the molality of a solution prepared by dissolving 50.0 g of sodium hydroxide (NaOH) in 555…

A: 50.0 g of NaOH dissolved in 555 g of water.

Q: Automotive antifreeze contains ethylene glycol, C2H6O2, a nonvolatile nonelectrolyte, in water.…

A: 25% by mass solution of ethylene glycol consists of 25 g of ethylene glycol (WA) in 100 g of…

Q: 15.2 g of camphor dissolved in naphthalene lower the freezing temperature of naphthalene from 80.0…

A: Given: Mass of camphor=15.2 g Molar mass of camphor=152 g/mol Lowered freezing point of…

Q: If 0.340 mol of a non volatile non electrolyte are dissolved in 3.00 mol of water,what is the vapor…

A: Moles of non volatile=0.340mol Moles of water=3.00mol Vapour pressure of pure water =23.8torr

Q: If 3.42 grams of a nonpolar molecular compound, dissolved in 41.8 grams benzene, begins to freeze at…

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Q: Calculate the vapor pressure of a solution of 0.39 mol of cholesterol in 5.4 mol of toluene at…

A: According to Raoult's law, vapor pressure lowering is directly proportional to the mole fraction of…

Q: What mass of salt (NaCl) should you add to 1.12 L of water in an ice-cream maker to make a solution…

A:

Q: The freezing-point depression of a 0.091-m solution of CaCl2 is 0.440oC. calculate the apparent…

A: The addition of a non-volatile substance in an volatile pure solvent decreases the vapour pressure…

Q: 9) Adding 1g of benzene, C6H6, to 70g cyclohexane, C6H12, lowers the freezing point of the…

A:

Q: if

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Q: Calculate the vapor pressure at 25 °C of a solution containing 55.3 g ethylene glycol (HOCH2CH2OH)…

A: The amount of ethylene glycol is 55.3 g The amount of water is 285.2 g The vapor pressure of pure…

Q: At 25°C and 1 atm, 70.80 g of sucrose (C12H22O11, sugar, MM = 342.30 g/mol) is dissolved in 100.0 g…

A:

Q: What is the basis in the simplified determination of the van't Hoff factor of electrolytes? O…

A:

Q: What is the vapor pressure of an aqueous solution containing a nonvolatile solute (sugar) with…

A: Given data:

Q: The vapor pressures of pure benzene and toluene at 25 ° C are 95.1 and 28.4 mmhg,respectively. A…

A:

Q: The vapor pressure of pure water at 95°C is normally 633.9 mmHg, but decreased to 610.1 mmHg upon…

A: This problem can be solve by the following equation: p°-psp°=i×Χsolutep°= Vapor pressure of pure…

Q: The enthalpy of hydration of Li+1 is -520 kj/mol. Calculate the enthalpy of solution of LiF(s)

A: Given: Enthalpy of hydration of Li+1 = -520 kj/mol Lattice energy of LiF(s) = 1030 kJ/mol

Q: At 20.0 °C, the vapor pressure of cyclohexane, a nonpolar hydrocarbon, is 66.9 torr and that of…

A:

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