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Boiling Point Elevation Solutions Library

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Boiling Point Elevation

Q. Which of these aqueous solutions has the highest boiling point?a. 1.25 M C6H12O6b. 1.25 M KNO3c. 1.25 M Ca(NO3)2d. none of the above (all have the ...

Solved • Apr 20, 2020

Boiling Point Elevation

Q. What mass in grams of a molecular substance (molar mass = 50.0 g/mol) must be added to 500 g of water to produce a solution that boils at 101.02 °C...

Solved • Dec 19, 2019

Boiling Point Elevation

Q. Lanthanum(III) chloride dissolves in water according to: LaCl3(s) → La3+(aq) + 3 Cl-(aq). What is the boiling point of the solution when 0.2453 g o...

Solved • Dec 16, 2019

Boiling Point Elevation

Q. An aqueous CsCl solution is 8.00 wt% CsCl and has a density of 1.0643 g/mL at 20°C. What is the boiling point of this solution? Kb = 0.51°C/m for w...

Solved • Nov 1, 2019

Boiling Point Elevation

Q. Match the following aqueous solutions with the appropriate letter from the column on the right.1. 9.3E-2 m Al(CH3COO)3                          A.H...

Solved • Aug 6, 2019

Boiling Point Elevation

Q. What is the boiling point of a 0.10 M solution of NaHSO4 if the solution has a density of 1.002 g/mL?

Solved • Dec 13, 2018

Boiling Point Elevation

Q. Carbon disulfide (CS2 ) boils at 46.30 oC and has a density of 1.261 g/mL.When 0.260 mol of a nondissociating solute is dissolved in 410.0 mL of CS...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. The following diagram shows the vapor pressure curves of a volatile solvent and a solution of that solvent containing a nonvolatile solute. What ...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. When 13.62 g (about one tablespoon) of table sugar (sucrose, C12H22O11) is dissolved in 241.5 mL of water (density 0.997 g/mL), the final volume is...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. When 13.62 g (about one tablespoon) of table sugar (sucrose, C12H22O11) is dissolved in 241.5 mL of water (density 0.997 g/mL), the final volume is...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. Using the van't Hoff factors in the table below, calculate the mass of solute required to make each aqueous solution.Van't Hoff factors at 0.05 m c...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. Determine the required concentration (in percent by mass) for an aqueous ethylene glycol (C2H6O2) solution to have a boiling point of 107.1 oC.

Solved • Dec 3, 2018

Boiling Point Elevation

Q. A glucose solution contains 71.8 g of glucose (C6H12O6) in 471 g of water.Determine the boiling point of the solution.

Solved • Dec 3, 2018

Boiling Point Elevation

Q. Calculate the freezing point and boiling point of a solution containing 15.2 g of naphthalene (C10H8) in 111.0 mL of benzene. Benzene has a densi...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. Solution A is a 1.0 M solution with a nonionic solute and water as the solvent. Solution B is a 1.0 M solution with the same nonionic solute and et...

Solved • Dec 3, 2018

Boiling Point Elevation

Q. The boiling point of ethanol (C2H5OH) is 78.5°C. What is the boiling point of a solution of 6.4 g of vanillin (ℳ = 152.14 g/mol) in 50.0 g of ethan...

Solved • Oct 30, 2018

Boiling Point Elevation

Q. What is the boiling point of 0.200 m lactose in water?

Solved • Oct 30, 2018

Boiling Point Elevation

Q. What is the boiling point of a solution of NaCl in water if the solution freezes at −0.93 °C?

Solved • Oct 29, 2018

Boiling Point Elevation

Q. What is the boiling point of a solution of 9.04 g of I2 in 75.5 g of benzene, assuming the I2 is nonvolatile?(a) Outline the steps necessary to ans...

Solved • Oct 29, 2018

Boiling Point Elevation

Q. What is the boiling point of a solution of 115.0 g of sucrose, C12H22O11, in 350.0 g of water?(a) Outline the steps necessary to answer the questio...

Solved • Oct 29, 2018

Boiling Point Elevation

Q. A solution is prepared by dissolving 27.0 g urea, (NH2)2CO, in 150.0 g water. Calculate the boiling point of the solution. Urea is a nonelectrolyte.

Solved • Oct 29, 2018

Boiling Point Elevation

Q. The molar mass of a nonelectrolyte is 58.0 g/mol. Determine the boiling point of a solution containing 35.0 g of this compound and 600.0 g of water...

Solved • Oct 29, 2018

Boiling Point Elevation

Q. At what temperature does water boil if 75.0 g of glucose (180.1 g/mol) is added to 400 g of water? (Use Table 12.4)a. 100.25°C b. 100.53°C c. 100.8...

Solved • Aug 14, 2018

Boiling Point Elevation

Q. At what temperature does water boil if 75.0 g of glucose (180.1 g/mol) is added to 400 g of water? 

Solved • Aug 13, 2018

Boiling Point Elevation

Q. Calculate the freezing point and boiling point of a solution containing 11.0 g of naphthalene (C10H8) in 116.0 mL of benzene. Benzene has a density...

Solved • Jul 31, 2018

Boiling Point Elevation

Q. An increase in solute will ___ the boiling point of the solution.a. increaseb. decreasec. do nothing tod. neutralize 

Solved • Jul 24, 2018

Boiling Point Elevation

Q. A solution is made by dissolving 0.574 mol of nonelectrolyte solute in 817 g of benzene. Calculate the freezing point, Tf, and boiling point, Tb, o...

Solved • Jul 9, 2018

Boiling Point Elevation

Q. Determine the boiling point of an aqueous solution that is 2.30 m ethylene glycol (C2H6O2); Kb for water is 0.52°C/m. Assume that the boiling point...

Solved • Jun 5, 2018

Boiling Point Elevation

Q. What is the molality of NaCI formula units in an aqueous solution if the boiling point of the solution is 102.10 °C at 1 atm. (Water has a boiling ...

Solved • Mar 30, 2018

Boiling Point Elevation

Q. Imagine two solutions with the same concentration and the same boiling point, but one has benzene as the solvent and the other has carbon tetrachlo...

Solved • Mar 26, 2018

Boiling Point Elevation

Q. From your predicted value of the van't Hoff factor, calculate the boiling point of a 1.56 m aqueous solution of barium nitrate, Ba(NO3)2. The Kb of...

Solved • Dec 14, 2017

Boiling Point Elevation

Q. What is the boiling point of a solution of 0.150 mole Al(NO3)3 in 0.500 kg water? Kb of water is 0.512 °C/m and the boiling point of water is 100.0...

Solved • Mar 6, 2017

Boiling Point Elevation

Q. I have decided my new hobby is going to be deep sea cooking. Step one of my first recipe is to bring water to a boil.What will the boiling point be...

Solved • Dec 14, 2016

Boiling Point Elevation

Q. What mass of chloroform (CHCl 3), in grams, must be added to 3.2 kg of water to produce a solution that boils at 105 oC? The boiling point constant...

Solved • Sep 23, 2016

Boiling Point Elevation

Q. Barbiturates are synthetic drugs used as sedatives and hypnotics. Barbital (MW = 184.2 g/mol) is one of the simplest of these drugs. What is the bo...

Solved • Aug 25, 2016

Boiling Point Elevation

Q. Calculate the boiling point of a solution that contains 210.9 g potassiuum chlorate (KCIO3) dissolved in 825.0 g of water. The Kb of water is 0.512...

Solved • Aug 24, 2016

Boiling Point Elevation

Q. NOTE: Glycerine is a nonelectrolyte.30.2 g of glycerine (C3H8O3, with MW 92.1 g/mol) are dissolved in 150 g of the solution. What is the new boilin...

Solved • Aug 17, 2016

Boiling Point Elevation

Q. What is the boiling point of an aqueous solution of 1.2 m CaCl 2?  A. 101.8 ◦CB. 103.6 ◦CC. 100.4 ◦CD. 101.2 ◦CE. 100.6 ◦C

Solved • Aug 15, 2016

Boiling Point Elevation

Q. Calculate the boiling point of an aqueous AlCl 3 solution when 72.3 g AlCl 3 are dissolved in 1320 g of water.Kb = 0.512 oC/m. (MW of AlCl3 is 133....

Solved • Jul 7, 2016

Boiling Point Elevation

Q. What is the boiling point (°C) at 1 atm of a solution containing 9.54 g of calcium chloride, CaCl2(MW = 111 g/mol), in 100.0 g of water?  Kb(H2O) ...

Solved • Apr 14, 2016

Boiling Point Elevation

Q. Determine the boiling point of a solution that contains 78.8 g of naphthalene (C 10H8, molar mass = 128.16 g/mol) dissolved in 722 mL of benzene (d...

Solved • Apr 11, 2016

Boiling Point Elevation

Q. You wish to increase the boiling point of water to 105°C by adding lithium fluoride to 125. mL of water. How much lithium fluoride must you add to ...

Solved • Mar 19, 2016

Boiling Point Elevation

Q. Determine the boiling point of a solution that contains 78.8 g of naphthalene (molar mass = 128.16 g/mol) dissolved in 722 mL of benzene (d = 0.877...

Solved • Mar 16, 2016

Boiling Point Elevation

Q. Ethanol (Kb = 0.374 °C/m) typically has a boiling point of 68 °C. What will be the new boiling point after adding 2.25 moles of CaCl2 (i=2.2) to 55...

Solved • Mar 16, 2016

Boiling Point Elevation

Q. Suppose you want to cook pasta and the water is boiling at 100.0°C. There is exactly one liter of water in the pot. How much salt (NaCl) in grams w...

Solved • Mar 10, 2016

Boiling Point Elevation

Q. In making a large vat of coffee, how much would the boiling point (in °C) of the water be raised by the addition of 0.2 grams of caffeine, (C8H10N4...

Solved • Feb 19, 2016

Boiling Point Elevation

Q. The constants, Kb and Kf, used to calculate the boiling point and freezing point changes observed in solutions of nonvolatile non-electrolyte solut...

Solved • Feb 12, 2016