February 22, 2017

Homework Help: Earth Science

Posted by Donna on Friday, May 25, 2012 at 3:13pm.

If you started with 100 grams of Potassium-40 how much would reamin Potassium-40 after 3.9 x 10 to the 9th years?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions