Explanation:
An element just has one-type atoms/atom (e.g. O2). Meanwhile, a compound is a variety of atoms (e.g. H2O).
Answer:
halogen
Explanation:
It belongs to Group 17 on the periodic table, which is a halogen
Answer:
use google and use the first link
Explanation:
Yes. Exhale into a jar.
That's a hella ratchet way to capture CO2, but it works nonetheless
