Chapter 9, Problem 31P

Interpretation Introduction

(a)

Interpretation:

The activity of thyroid gland after two hours must be explained in millicuries and counts per minute unit should be determined.

Concept Introduction:

The activity of thyroid gland can be measured in terms of disintegration of ${\text{i}}^{131}$.

Interpretation Introduction

(b)

Interpretation:

The activity of thyroid gland after $24$ days must be explained in millicuries and counts per minute unit.

Concept Introduction:

After each half life amount of radioactive atoms become half of the previous amount.