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how do you find the delta Tf of the solution and the molality of t-Butanol Solution?

how do you find the delta Tf of the solution and the molality of t-Butanol Solution?

Chemistry
Chemistry
10th Edition
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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how do you find the delta Tf of the solution and the molality of t-Butanol Solution?

Name of solute weight of test tube and t-butanol weight of empty test tube weight of t-butanol freezing point of t-butanol weight of solute used for run #2 freezing point of solution delta Tf of the solution molality of t-butanol solution experimental molar mass of solute percent error weight of solute added for run #3 total weight of solute for run #3 freezing point of solution delta Tf of the solution molality of t-butanol solution experimental molar mass of solute percent error Ethyl Paraben C9H1003 13.349 g 8.661 g 4.688 g 25.0 deg C 0.173 g 23.0 deg C 2.0 deg C 0.2 m 153.15 g/mol 8.0% 0.101 g 0.274 g 21.8 deg C
Transcribed Image Text:Name of solute weight of test tube and t-butanol weight of empty test tube weight of t-butanol freezing point of t-butanol weight of solute used for run #2 freezing point of solution delta Tf of the solution molality of t-butanol solution experimental molar mass of solute percent error weight of solute added for run #3 total weight of solute for run #3 freezing point of solution delta Tf of the solution molality of t-butanol solution experimental molar mass of solute percent error Ethyl Paraben C9H1003 13.349 g 8.661 g 4.688 g 25.0 deg C 0.173 g 23.0 deg C 2.0 deg C 0.2 m 153.15 g/mol 8.0% 0.101 g 0.274 g 21.8 deg C
Temperature (deg C) 40 35 30 25 20 15 10 5 0 0.000 100.000 200.000 Cooling Curve Run #3 300.000 Time (s) 400.000 500.000 600.000 700.000
Transcribed Image Text:Temperature (deg C) 40 35 30 25 20 15 10 5 0 0.000 100.000 200.000 Cooling Curve Run #3 300.000 Time (s) 400.000 500.000 600.000 700.000
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