How many atoms will there most likely be at the third half-life of potassium-40 in this model? A model rock layer had 50 pennies (atoms of potassium-40). How old is the rock lay…

Question

asked Aug 27, 2021 187k views

2 Answers

Ccheney · Answer 1 · 2021-08-29T05:20:37+0000

Answer:

How many atoms will there most likely be at the third half-life of potassium-40 in this model?

✔ 13

A model rock layer had 50 pennies (atoms of potassium-40).

How old is the rock layer?

✔ 1.3 billion years old

Explanation:

Felix Glas · Answer 2 · 2021-08-31T01:53:42+0000

Answer to both is 13 and 1.3 billion years old.

I just completed the assignment, sorry if this is late. but I hope it helps