Chapter 19, Problem 19.96AP

(a)

Interpretation Introduction

Interpretation: The amount of Radon $-222$ present in sample of drinking water collected from suburban Boston municipal system in $2002$ is given. Various questions based on the decay radioactivity of this isotope have to be answered.

Concept introduction: The physical phenomenon that involves the spontaneous emission of radiations is known as radioactivity.

To determine: The level of radioactivity of the given nuclide in the sample.

(b)

Interpretation Introduction

To determine: The number of decay events that would occur per hour in given volume of sample.