Chapter 20, Problem 20.72QP

Interpretation Introduction

Interpretation:

The half-life of the given isotope has to be calculated.

Concept introduction:

Half-life period:

Half-life is defined as the time taken for amount of the sample to reduce to half of its starting value. The symbol is ${\text{t}}_{\raisebox{1ex}{$\text{1}$}\!\left/ \!\raisebox{-1ex}{$\text{2}$}\right.}$.