A liquid has vapor pressure is 54.6 torr at 20 °C and 300.0 torr at 82°C. Calculate its heat of vaporization. 971 kJ/mol 655 kJ/mol 776 kJ/mol 592 kJ/mol 12.7 kJ/mol 23.7 kJ/mol 301 kJ/mol 271 kJ/mol

A liquid has vapor pressure is 54.6 torr at 20 °C and 300.0 torr at 82°C. Calculate its heat of vaporization. 971 kJ/mol 655 kJ/mol 776 kJ/mol 592 kJ/mol 12.7 kJ/mol 23.7 kJ/mol 301 kJ/mol 271 kJ/mol

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter9: Liquids, Solids, And Materials

Section: Chapter Questions

Problem 28QRT

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Question

A liquid has vapor pressure is 54.6 torr at 20 °C and 300.0 torr at 82°C. Calculate its heat of vaporization.
971 kJ /mol
655 kJ/mol
776 kJ/mol
592 kJ/mol
12.7 kJ/mol
23.7 kJ/mol
301 kJ/mol
271 kJ/mol
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23.7 KJ/mol

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