× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
j
4
m
4
4
4
n
3
m
3
R
3
V
3
e
3
w
3
j
3
a
3
New Topic  
ppk ppk
wrote...
Valued Member
On Hiatus
Posts: 3560
12 years ago
When an unstable nucleus decays by emitting an alpha particle, the atomic mass number of the nucleus
A) increases by 4.
B) increases by 2.
C) decreases by 2.
D) decreases by 4.
E) remains unchanged.
Read 2152 times
1 Reply

Related Topics

Replies
wrote...
Donated
Valued Member
12 years ago
C) decreases by 2.
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  818 People Browsing
Related Images
  
 205
  
 265
  
 1055
Your Opinion
What's your favorite math subject?
Votes: 315

Previous poll results: What's your favorite coffee beverage?