All Problems

Phase Transformations

Problem 2.199

Find the specific volume of benzene \(\left(\mathrm{C}_ {6} \mathrm{H}_ {6}\right)\) in critical state if its critical tem perature \(T_{c r}=562 \mathrm{~K}\) and critical pressure \(p_{c r}\) \(=47\) atm.

Reveal Answer
Vcr=3/8RTcr/Mpcr=4.7 cm3/gV_{c r}^{\prime}={ }^{3} /_{8} R T_{c r} / M p_{c r}=4.7 \mathrm{~cm}^{3} / \mathrm{g}