× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
g
3
3
2
J
2
p
2
m
2
h
2
s
2
r
2
d
2
l
2
a
2
New Topic  
ilikescience ilikescience
wrote...
Posts: 61
Rep: 1 0
11 years ago
I need to figure out how many protons, neutrons, and electrons are in sodium 22.  Please explain how to do it too.
Read 6276 times
1 Reply

Related Topics

Replies
wrote...
11 years ago
protons and neutrons = 1 amu
electrons are considered  = 0 amu  (very light compared to protons & neutrons)

Atomic Number of sodium = 11 ===>  11 protons and 11 electrons

Soduim 22 = 22 amu
===>
22 - 11 = 11 neutrons
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  788 People Browsing
 107 Signed Up Today
Related Images
  
 251
  
 346
  
 144
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 352

Previous poll results: Who's your favorite biologist?