Top Posters
Since Sunday
j
4
m
4
4
n
3
m
3
R
3
V
3
e
3
w
3
j
3
a
3
a
3
New Topic  
mesothet mesothet
wrote...
Posts: 1000
Rep: 0 0
6 years ago
Which chemicals originally contribute to the depletion of the ozone layer?
a. carbon-oxides
b. chlorofluorocarbons
c. flourohydrochlorides
d. methyl chloroforms
Read 45 times
1 Reply
Replies
Answer verified by a subject expert
MrEddMrEdd
wrote...
Top Poster
Posts: 1250
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

mesothet Author
wrote...

6 years ago
Thanks
wrote...

Yesterday
Thanks
wrote...

2 hours ago
Thank you, thank you, thank you!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  907 People Browsing
Related Images
  
 368
  
 367
  
 382
Your Opinion
What's your favorite math subject?
Votes: 315