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Table 18.1 Boiling points and compositions of steam distillates Boiling Point of Pure Substance (°C) Boiling Point of Mixture (°C) Соmposition (% Water) Mixture Benzene-water 80.1 69.4 8.9% Toluene-water 110.6 85.0 20.2% Hexane-water 69.0 61.6 5.6% Heptane-water 98.4 79.2 12.9% Octane-water 125.7 89.6 25.5% Nonane-water 150.8 95.0 39.8% 1-Octanol-water 195.0 99.4 90.0%

Table 18.1 Boiling points and compositions of steam distillates Boiling Point of Pure Substance (°C) Boiling Point of Mixture (°C) Соmposition (% Water) Mixture Benzene-water 80.1 69.4 8.9% Toluene-water 110.6 85.0 20.2% Hexane-water 69.0 61.6 5.6% Heptane-water 98.4 79.2 12.9% Octane-water 125.7 89.6 25.5% Nonane-water 150.8 95.0 39.8% 1-Octanol-water 195.0 99.4 90.0%

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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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Calculate the weight of benzene codistilled with each gram of water and the percentage composition of the vapor produced during a steam distillation. The boiling point of the mixture is 69.4°C. The vapor pressure of water at 69.4°C is 227.7 mm Hg. Compare the result with the data in the given table.

Table 18.1 Boiling points and compositions of steam distillates Boiling Point of Pure Substance (°C) Boiling Point of Mixture (°C) Соmposition (% Water) Mixture Benzene-water 80.1 69.4 8.9% Toluene-water 110.6 85.0 20.2% Hexane-water 69.0 61.6 5.6% Heptane-water 98.4 79.2 12.9% Octane-water 125.7 89.6 25.5% Nonane-water 150.8 95.0 39.8% 1-Octanol-water 195.0 99.4 90.0%
Transcribed Image Text:Table 18.1 Boiling points and compositions of steam distillates Boiling Point of Pure Substance (°C) Boiling Point of Mixture (°C) Соmposition (% Water) Mixture Benzene-water 80.1 69.4 8.9% Toluene-water 110.6 85.0 20.2% Hexane-water 69.0 61.6 5.6% Heptane-water 98.4 79.2 12.9% Octane-water 125.7 89.6 25.5% Nonane-water 150.8 95.0 39.8% 1-Octanol-water 195.0 99.4 90.0%
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