Given the following data for iodine (Table 2.1), sketch a phase diagram to illustrate the behavior of the vapour pressure of 12(s) as a linear function of temperature. On your sketch label the different areas and triple point. d) Calculate the enthalpy of vaporisation. (6) (4) Table 2.1 Temperature /K Vapour pressure of 12(g) /Pa 10 282 309 342 100 381 457 1000 10,000 100,000 Triple point: 387 K and 12.1 kPa; AHfus = 15.5 kJ mol¹; Boiling point: 457 K

Given the following data for iodine (Table 2.1), sketch a phase diagram to illustrate the behavior of the vapour pressure of 12(s) as a linear function of temperature. On your sketch label the different areas and triple point. d) Calculate the enthalpy of vaporisation. (6) (4) Table 2.1 Temperature /K Vapour pressure of 12(g) /Pa 10 282 309 342 100 381 457 1000 10,000 100,000 Triple point: 387 K and 12.1 kPa; AHfus = 15.5 kJ mol¹; Boiling point: 457 K

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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