Chapter 2, Problem 142DIA

a.

Interpretation Introduction

Interpretation: Whether the company would reduce the amount of lead in the product manufactured between March and May or not.

b.

Interpretation Introduction

Interpretation: The metal, among the five heavy metals, that was not reduced is to be identified.

c.

Interpretation Introduction

Interpretation: The process that is most suitable to choose in order to continue to use ver the next year while additional processes are tested is to determined and the reason behind it is to be explained.

d.

Interpretation Introduction

Interpretation: The total amount of five heavy metals in the sample manufactured in the month of April in $\left(\text{mg/kg}\right)$ is to be calculated.

e.

Interpretation Introduction

Interpretation: The total mass of five heavy meta found in the sample of $\text{1}{\text{.000 dm}}^{\text{2}}\times \text{0}\text{.0500 cm}$ for the month of April in $\left(\text{mg}\right)$ is to be calculated.

f.

Interpretation Introduction

Interpretation: The mass of $\text{P}\text{b}$ present in the sample of the month of April in $\left(\text{mg}\right)$ is to be calculated.

g.

Interpretation Introduction

Interpretation: The mass spectrum for $\text{Pb}$ is to be sketched.