How old is a rock for which you determine that 55 percent of the original uranium-238 remains while the other 45 percent has decayed into lead?

1 answer

1159950

2026-05-21 20:30

3.88 billion years

ReportLike（0）ShareFavorite

Related Questions

Topics to Explore

Instagram Tumblr Skype Photoshop PowerPoint PostgreSQL MySQL JavaScript Java Linux Starlink SpaceX DELL Yahoo google Android Excel Microsoft Word TikTok Apple iOS iphone ipad Windows YouTube Amazon

A-Z Search

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9

About Us|Disclaimer|Copyright Notice|Infringement Report|Privacy Policy|Contact Us

Copyright © 2026 eLLeNow.com All Rights Reserved.