Chapter 18, Problem 18.47SP

(a)

Interpretation Introduction

To predict:

The sign of $\text{ΔS}$ for dissolving sugar in hot coffee.

(b)

Interpretation Introduction

To predict:

The sign of
$\text{ΔS}$ for decomposition of $\text{NaCl}$ to solid sodium and gaseous chlorine at 25⁰C and 1 atm.

(c)

Interpretation Introduction

To predict:

The sign of $\text{ΔS}$ for uniform mixing of bromine vapor and nitrogen gas.

(d)

Interpretation Introduction

To predict:

The sign of $\text{ΔS}$ for boiling of gasoline at 25⁰C and 1 atm pressure.