Referring to Table 13.3, calculate the freezing point of a solutioncontaining 0.600 kg of CHCl3 and 42.0 g of eucalyptol(C10H18O), a fragrant substance found in the leaves of eucalyptustrees. TABLE 13.3 Molal Boiling-Point-Elevation and Freezing-Point-Depression ConstantsNormal BoilingPoint (°C)100.0K, (°C/m)Normal FreezingPoint (°C)K; (°C/m)SolventWater, H2O1.860.510.0Benzene, C,H,2.5380.15.55.12Ethanol, C,H¿OHCarbon tetrachloride, CCI478.41.22-114.61.9976.8-22.329.85.02Chloroform, CHCI34.6861.23.63-63.5

Depression in freezing point is given by ΔTf = Kf X m where ΔTf = depression in freezing point…

Answered: TABLE 13.3 Molal…

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter11: Solutions

Section: Chapter Questions

Problem 46P

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Referring to Table 13.3, calculate the freezing point of a solution
containing 0.600 kg of CHCl₃ and 42.0 g of eucalyptol
(C₁₀H₁₈O), a fragrant substance found in the leaves of eucalyptus
trees.

TABLE 13.3 Molal Boiling-Point-Elevation and Freezing-Point-Depression Constants
Normal Boiling
Point (°C)
100.0
K, (°C/m)
Normal Freezing
Point (°C)
K; (°C/m)
Solvent
Water, H2O
1.86
0.51
0.0
Benzene, C,H,
2.53
80.1
5.5
5.12
Ethanol, C,H¿OH
Carbon tetrachloride, CCI4
78.4
1.22
-114.6
1.99
76.8
-22.3
29.8
5.02
Chloroform, CHCI3
4.68
61.2
3.63
-63.5

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