The boiling point of benzene, C,H6, is 80.10°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in benzene is cholesterol. A student dissolves 11.77 grams of cholesterol, C2,H460 (386.6 g/mol), in 289.6 grams of benzene. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula K, (°C/m) K (°C/m) Water H20 0.512 1.86 Ethanol CH;CH2OH 1.22 1.99 Chloroform CHC13 3.67 Benzene C,H6 2.53 5.12 Diethyl ether CH3;CH,OCH,CH3 2.02 The molality of the solution is m. The boiling point of the solution is °C.
The boiling point of benzene, C,H6, is 80.10°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in benzene is cholesterol. A student dissolves 11.77 grams of cholesterol, C2,H460 (386.6 g/mol), in 289.6 grams of benzene. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula K, (°C/m) K (°C/m) Water H20 0.512 1.86 Ethanol CH;CH2OH 1.22 1.99 Chloroform CHC13 3.67 Benzene C,H6 2.53 5.12 Diethyl ether CH3;CH,OCH,CH3 2.02 The molality of the solution is m. The boiling point of the solution is °C.
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:The boiling point of benzene, C,H6, is 80.10°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in benzene is cholesterol.
A student dissolves 11.77 grams of cholesterol, C2,H460 (386.6 g/mol), in 289.6 grams of benzene. Use the table of boiling and freezing point constants to answer the
questions below.
Solvent
Formula
K, (°C/m) K (°C/m)
Water
H20
0.512
1.86
Ethanol
CH;CH2OH
1.22
1.99
Chloroform
CHC13
3.67
Benzene
C,H6
2.53
5.12
Diethyl ether CH3;CH,OCH,CH3
2.02
The molality of the solution is
m.
The boiling point of the solution is
°C.
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