The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 14.52 grams of calcium acetate, Ca(CH3COO)2 (158.2 g/mol), in 156.5 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula K, (°C/m) Kf(°C/m) Water H20 0.512 1.86 CH3CH2OH CHC13 Ethanol 1.22 1.99 Chloroform 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH20CH2CH3 2.02 The molality of the solution is The boiling point of the solution is °C.
The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 14.52 grams of calcium acetate, Ca(CH3COO)2 (158.2 g/mol), in 156.5 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula K, (°C/m) Kf(°C/m) Water H20 0.512 1.86 CH3CH2OH CHC13 Ethanol 1.22 1.99 Chloroform 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH20CH2CH3 2.02 The molality of the solution is The boiling point of the solution is °C.
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.98QE
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Transcribed Image Text:The boiling point of water is 100.00 °C at 1 atmosphere.
A student dissolves 14.52 grams of calcium acetate, Ca(CH3COO)2 (158.2 g/mol), in 156.5 grams of water. Use the table of boiling and freezing point constants to answer the questions below.
Solvent
Formula
Kh (°C/m) Kf (°C/m)
Water
H20
0.512
1.86
Ethanol
CH3CH2OH
1.22
1.99
Chloroform
CHCI3
3.67
Benzene
C6H6
2.53
5.12
Diethyl ether CH3CH2OCH2CH3
2.02
The molality of the solution is
m.
The boiling point of the solution is
°C.
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