The Rate Constant for the Decay of a Radioactive Isotope $\times$

question 67

Multiple Choice

The rate constant for the decay of a radioactive isotope is 4.231 $\times$ 10^-3 / day.What is the half-life of this isotope?

• A) 327.6 days
• B) 409.5 days
• C) 81.90 days
• D) 163.8 days
• E) none of these

---

Definitions:

Goal Set

The process or result of establishing objectives to be achieved within a certain timeframe, often involving specific, measurable actions.

Sensory Appeal

The attractiveness of something that affects one or more of the five senses, making it appealing or desirable.

Food Behavior

The habits and practices associated with food consumption.

Taste Preferences

Individual differences in the liking or disliking of specific flavors and foods, often influenced by genetic, cultural, and environmental factors.