Chapter 10, Problem 10.BE

(a)

Interpretation Introduction

Interpretation:

The required grams of ${\text{NaHCO}}_{\text{3}}$ has to be calculated.

Concept introduction:

Henderson-Hassel Balch equation

$\begin{array}{l}{\text{pH=pK}}_{\text{1}}\text{+log}\frac{\left[{\text{HA}}^{\text{-}}\right]}{\left[{\text{H}}_{\text{2}}\text{A}\right]}\\ {\text{pH=pK}}_{\text{2}}\text{+log}\frac{\left[{\text{A}}^{\text{2-}}\right]}{\left[{\text{HA}}^{\text{-}}\right]}\end{array}$

(b)

Interpretation Introduction

Interpretation:

The $\text{pH}$ of given solution after added acid has to be calculated.

(c)

Interpretation Introduction

Interpretation:

The volume of Nitric acid has to be calculated.