menu
Qamnty
Questions by Danielorn
Login
Register
My account
Edit my Profile
Private messages
My favorites
Questions by Danielorn
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Questions by Danielorn
Filter
User Danielorn
Recent activity
All questions
All answers
radioactive decay of 40k in an igneous rock has resulted in a ratio of 25 percent 40k atoms to 75 percent of 40ar and 40ca atoms. How many years old is this rock?
asked
Feb 18, 2017
Advanced Placement
high-school
1
answer
0
votes
44.5k
views
Page:
« prev
1
2
3
Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.
Search Qamnty