The answer for your question is D
Answer:
The part that is put in the same time as ruthenium, but has a greater number of atoms than silver.
Hydrofluorocarbons (HFCs), perfluorocarbons (PFCs), sulfur hexafluoride (SF6) and nitrogen trifluoride (NF3).
True it does reduce the amount go greenhouses gases in the world
Answer:
bubbled
Explanation:
its simple they bubbled
signs of chemical reactions are change of
odor
bubbles
solid turns liquid
liquid turns solid
change of color