If 10 Gram of an Isotope Has a Half-Life of 15

question 55

Multiple Choice

If 1.0 gram of an isotope has a half-life of 15 hours,the half-life of a 0.50 gram sample of the same isotope is ________.

• A)60 hours
• B)30 hours
• C)7.5 hours
• D)15 hours
• E)3.75 hours

---

Definitions:

Abraham Maslow

An American psychologist best known for creating Maslow's hierarchy of needs, a theory of psychological health predicated on fulfilling innate human needs.

Altruism

The selfless concern for the well-being of others, often leading to acts of kindness without expectation of reward.

Family Welfare

Programs or policies designed to improve the living conditions, health, and economic status of families, especially those in need.

Heritability

A measure of how much of the variation in a trait within a population can be attributed to genetic differences among individuals in that population.