× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
New Topic  
ggull329 ggull329
wrote...
Posts: 630
Rep: 0 0
6 years ago
Thorium-223 is an a emitter. What isotope is formed when 223Th emits an a particle?
 A) 221Fr
  B) 223Pa
  C) 219Po
  D) 219Ra
Read 90 times
1 Reply
Replies
Answer verified by a subject expert
AshleyroshellAshleyroshell
wrote...
Top Poster
Posts: 645
Rep: 4 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

ggull329 Author
wrote...

6 years ago
Smart ... Thanks!
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
Brilliant
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1360 People Browsing
Related Images
  
 1158
  
 153
  
 69
Your Opinion
Which country would you like to visit for its food?
Votes: 204