After 3 Half-Lives, What Percent of the Original Radioactive Atoms

question 43

Multiple Choice

After 3 half-lives, what percent of the original radioactive atoms are still in the sample as shown in the graph above?

• A) 12.5
• B) 25
• C) 50
• D) 100

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Definitions:

Service Information System

a digital or physical repository of manuals, diagrams, and other guidance materials to support maintenance and repair services.

AccessFreightliner

An online portal providing access to technical information, parts, and services specific to Freightliner vehicles.

Online Service

A service provided over the internet, enabling users to access support or resources without physical transactions.

Drive Lug

A projection or pin on a wheel, gear, or drive shaft that engages with another component to transmit motion or power.