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Boiling Point Elevation

Q. The boiling point of benzene, C6H6, is 80.10 degrees C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves i benzene is TNT (trinitrotoluene). A student dissolves 11.64 grams of TNT, C7H5N3O6 (227.1 g/mol), in 229.8 grams of benzene. Use the table of boiling and freezing point constants to answer the questions below. the molality of the solution is ____ m. the boiling point of the solution is ____ degrees C.

Solved • Aug 30, 2019

Boiling Point Elevation

Q. Consider the following solutions: 0.010 m Na3PO4 in water 0.020 m CaBr2 in water 0.020 m KCl in water 0.020 m HF in water (HF is a weak acid) a) Assuming complete dissociation of the soluble salts, which solutions would have the same boiling point as 0.040 m C6H12O6 in water? C6H12O6 is a nonelectrolyte. ____ and ____

Solved • Aug 30, 2019

Boiling Point Elevation

Q. A solution is prepared by dissolving 23.0 g urea, (NH2)2CO, in 130.0 g water. Calculate the boiling point of the solution. Urea is a nonelectrolyte. (This problem requires values in your textbook's specific appendices, which you can access through OWLv2 MindTap Reader. You should not use the OWLv2 References Tables to answer this question as the values will not match.) Boiling point =___ degrees C

Solved • Aug 30, 2019

Boiling Point Elevation

Q. d) True or False. When sugar is added to water, the boiling point of the solution increases above 100 degrees C because sugar has a higher boiling point than water.

Solved • Aug 30, 2019

Boiling Point Elevation

Q. Calculate the boiling point (in degrees C) of a solution made by dissolving 3.69 g of naphthaline {C10h8} in 84.7 g of CCl4. the Kbp of the solvent is 4.95 K/m and the normal boiling point is 76.5 degrees C. enter your answer to 2 decimal places.

Solved • Aug 28, 2019

Boiling Point Elevation

Q. Calculate the boiling point (in degrees C) of a solution made by dissolving 7.19 g of anthracene(C14H10) in 70.1 g of CCl4. the Kbp of the solvent is 4.59 K/m and the normal boiling point is 76.5 degrees C. Enter your answer to 2 decimal places.

Solved • Aug 28, 2019

Boiling Point Elevation

Q. A 1.35 m aqueous solution of compound X had a boiling point of 101.4 °C. Which one of the following could be compound X? The boiling point elevation constant for water is 0.52 °C/m. A) KCl B) CaCl2 C) C6H12O6 D) Na3PO4 E) CH3CH2OH

Solved • Jul 15, 2019