You Chemically Analyze a Small Sample of a Meteorite

question 147

Multiple Choice

You chemically analyze a small sample of a meteorite. K-40 and Ar-40 are present in a ratio of approximately 1.65 units of K-40 atoms to 8.35 units of gaseous Ar-40 atoms. How old is the meteorite given the half-life of this decay is 1.25 billion years?

• A) 1.25 billion years
• B) 5.00 billion years
• C) 2.75 billion years
• D) 3.25 billion years

---

Definitions:

Positive Message

Communication that conveys favorable information, affirmation, or encouragement, often aimed at building goodwill or positive relations.

Positive Messages

Communications that convey optimistic or positive information, encouraging a favorable response or outlook.

Reassure Customers

Strategies aimed at restoring confidence among customers, often by clarifying doubts or addressing concerns.

Customer Complaints

Feedback or grievances expressed by customers regarding dissatisfaction with a product or service.