Answer:
Only Organism Z is alive, and Organism X has been dead longer than Organism Y.
Explanation:
After the death of an organism, there is radioactive disintegration of C-14 allotrope of carbon, which increases the ratio of C-12 to C-14 in a dead organism as compared to a living organism.
The answer is C. 4.6 billion years. Hoped I helped. :)
Answer:
What's the question so I can help?
I will just edit my answer when you have asked your question and post it here.
Explanation:
chlorine has the atomic mass of 35.5 and is a non metal in the halogen family
