Chapter 20, Problem 64E

Interpretation Introduction

Interpretation:

The reason as to why the loss of mass is usually unsatisfactory to measure the rate of decay is to be predicted. The other method and its advantage are to be predicted.

Concept introduction:

The decay constant is the quantity that expresses the rate of decrease of a number of atoms of a radioactive element per second. Half-life is defined as the time required for the number of nuclides to reach half of the original value.