Benzene is a liquid under standard conditions. The standard enthalpy and entropy changes for the evaporation of liquid benzene to form benzene vapor are +33.9 kJ/mol and 96.3 J/mol · K, respectively. If liquid benzene is placed in a closed container at 78.85°C, which of the following statements is true? The liquid cannot attain equilibrium with its vapor in a closed container. a. b. The liquid will evaporate completely. Liquid benzene will evaporate until the vapor pressure is 1 bar. d. Liquid benzene will not evaporate. e. Liquid and vapor-phase benzene cannot coexist at temperatures greater than or equal to 78.85°C.

Benzene is a liquid under standard conditions. The standard enthalpy and entropy changes for the evaporation of liquid benzene to form benzene vapor are +33.9 kJ/mol and 96.3 J/mol · K, respectively. If liquid benzene is placed in a closed container at 78.85°C, which of the following statements is true? The liquid cannot attain equilibrium with its vapor in a closed container. a. b. The liquid will evaporate completely. Liquid benzene will evaporate until the vapor pressure is 1 bar. d. Liquid benzene will not evaporate. e. Liquid and vapor-phase benzene cannot coexist at temperatures greater than or equal to 78.85°C.

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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