The Ratio of Parent to Daughter Isotopes in a Radioactive

question 74

Multiple Choice

The ratio of parent to daughter isotopes in a radioactive decay process is 0.40. How many half- lives have elapsed since the material was 100% parent atoms?

• A) more than 3
• B) less than l
• C) between 2 and 3
• D) between l and 2

---

Definitions:

Two Competitors

Refers to a situation where two companies are in direct competition with each other in the same market segment or industry.

Horizontal Merger

A business consolidation that occurs between firms that operate in the same industry, often aiming to create synergies and improve competitive position.

Cultural Integration

The process of blending and harmonizing different cultural practices, values, and norms within an organization or society.

Cultural Pluralism

A concept where small groups within a larger society maintain their unique cultural identities, and their values and practices are accepted by the wider culture provided they are consistent with the laws and values of the wider society.