Solid benzene melts at 28.35 °C when the pressure is 85.2 MPa. The molar volumes of solid and liquid benzene at these conditions are 74.25 cm³ mol"' and 82.55 cm³ mol', respectively. High Temperature Materials and Processes 26 (2007) 365-369 a. When the pressure is increased to 128 MPa, benzene is found to melt at 39.85 °C. Calculate the enthalpy and entropy of fusion of the solid.

Introductory Chemistry: A Foundation
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Chapter17: Equilibrium
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1. Solid benzene melts at 28.35 °C when the pressure is 85.2 MPa. The molar volumes of solid and liquid
benzene at these conditions are 74.25 cm³ mol-' and 82.55 cm³ mol', respectively.
High Temperature Materials and Processes 26 (2007) 365-369
a. When the pressure is increased to 128 MPa, benzene is found to melt at 39.85 °C. Calculate the
enthalpy and entropy of fusion of the solid.
b. Estimate the freezing temperature of benzene at 92.5 MPa.
Transcribed Image Text:1. Solid benzene melts at 28.35 °C when the pressure is 85.2 MPa. The molar volumes of solid and liquid benzene at these conditions are 74.25 cm³ mol-' and 82.55 cm³ mol', respectively. High Temperature Materials and Processes 26 (2007) 365-369 a. When the pressure is increased to 128 MPa, benzene is found to melt at 39.85 °C. Calculate the enthalpy and entropy of fusion of the solid. b. Estimate the freezing temperature of benzene at 92.5 MPa.
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