2. Thermodynamics

Phase Equilibria — Quiz

Test your understanding of phase equilibria with 5 practice questions.

Practice Questions

Question 1

For a binary mixture of components A and B, if the activity coefficient of component A ($\gamma_A$) is greater than 1, which of the following statements is true regarding the intermolecular forces?

Question 2

Consider a multi-component vapor-liquid equilibrium (VLE) system. If the temperature is increased at constant pressure, what generally happens to the vapor fraction of the mixture?

Question 3

According to the Gibbs Phase Rule, for a system with $C$ components and $P$ phases in equilibrium, the number of degrees of freedom ($F$) at constant pressure is given by which of the following expressions?

Question 4

In the context of solid-liquid equilibrium, what does the term 'solubility' primarily refer to?

Question 5

For a binary mixture exhibiting a minimum boiling azeotrope, which of the following statements is true regarding the activity coefficients at the azeotropic point?