Chapter 12, Problem 123IE

(a)

Interpretation Introduction

To determine:

The number of silicon atoms in $\text{1}{\text{cm}}^{\text{3}}$ of material.

(b)

Interpretation Introduction

To determine:

The milligrams of phosphorus required to increase the conductivity of a $\text{1}{\text{cm}}^{\text{3}}$ sample of silicon with $\text{1}\text{ppm}$ of phosphorus.