Chapter 16, Problem 110CP

Interpretation Introduction

Interpretation: The value of $\Delta H^{\text{ο}}$ for a reaction is given. Equal moles of ${\text{H}}_{\text{2}}\left(g\right)$ at $\text{1}\text{.00 atm}$ and ${\text{Br}}_{\text{2}}\left(\text{g}\right)$ at $\text{1}\text{.00 atm}$ were mixed in $\text{1}\text{.00 L}$ at ${\text{25 }}^{\text{ο}}\text{C}$ were mixed and allowed to reach equilibrium. The molecules of ${\text{H}}_{\text{2}}\left(g\right)$ at equilibrium were counted using a very sensitive technique, and $1.10\times {10}^{13}$ molecules were found. The value of $K$, $\Delta G^{\text{ο}}$ and $\Delta S^{\text{ο}}$ for the reaction is to be calculated.

Concept introduction: Thermodynamics is associated with heat, temperature and its relation with energy and work. It helps us to predict whether a process will take place or not. The terms associated with thermodynamics are system, surrounding, entropy, spontaneity and many more.