Answer:
it's a poison used to kill people in old times sry if it's wrong
Explanation:
Answer:
o
Explanation:
it is not a gas because the particles do not move freely it may be a liquid or a solid partly and mostly liquidized.
A polyatomic ion.
Examples: Sulfate, Sulfite, Nitrate, Nitrite...
Answer:
think I did this before and its V
