How Long Would It Take 4

question 74

Multiple Choice

How long would it take 4.00 × 10²⁰ atoms to decay to 1.00 × 10¹⁹ atoms if their half-life was 14.7 years?

• A)29.4 years
• B)58.8 years
• C)78.2 years
• D)147 years

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Definitions:

Food Bank

A non-profit organization that collects, stores, and distributes food to those in need, working to combat hunger and food insecurity in communities.

Life Events

Significant occurrences or transitions in an individual's life that can have a lasting impact on their well-being.

Rites of Passage

Ceremonies or rituals that mark important transitional periods in a person's life, often signifying the passage from one social status to another.

Stress

Experiences, situations, and events that lead to severe tension or strain.