Question

What is the age of a meteorite if potassium-40 decayed from 80 g to 10 g? The half-life of potassium-40 is 1.3 billion years. 1.3 billion years 2.6 billion years 3.9 billion years 5.2 billion years

Answer 1

Answer:

3.9 billion years

Explanation:

1 half-life = 1.3 billion years

3 half-lives = 3.9 billion years

Answer 2

Answer: hello

Explanation: What is the age of a meteorite if potassium-40 decayed from 80 g to 10 g? The half-life of potassium-40 is 1.3 billion years.

1.3 billion years

2.6 billion years

3.9 billion years this right here is the answer

5.2 billion years