1/11
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced | Call with Kai |
|---|
No analytics yet
Send a link to your students to track their progress
C-14 turns into…?
N-14
The half life value for C-14 is?
5,730 years
K-40 turns into?
Ar-40
K-40 has a half life of?
1.3 billion years
Rb-87 turns into?
St-87
Rb-87 had a half life of what?
47 billion years
Th-232 turns into?
Pb-208
Th-232 has a half life of what?
14.1 billion years
U-235 turns into what?
Pb-207
U-235 has a hafe life of what?
713 million years
U-238 turns into what?
Pb-206
U-238 has a half life of what?
4.5 billion years