noemi/

This page lists questions and answers that were posted by visitors named noemi/.

Questions

The following questions were asked by visitors named noemi/.

Iron -59 has a half life of 45.1 days. How old is an iron nail if the Fe-59 content is 25% that a new sample of iron? Show all calculations leading to a solution. Can you work the problem? I don't know how to solve for t!!! Please.
10 years ago

Answers

The following answers were posted by visitors named noemi/.

I don't have any idea how to substitute the E line and then how to convert to ph!! Can you walk me through it.
10 years ago