I'm assuming you mean the molecular compound

and it's name is Hydronium. Hope this helps :)
In science, a theory is a hypothesis, and a law is a statement of a observed phenomenon proven to be true.
- A theory explains why a natural phenomenon occurs.
- Scientific laws summarize a set of observations about a natural phenomenon that was witnessed.
- Both can be revised, used to make predictions, and are based off of a hypothesis.
Answer:
alveoli
Explanation:
They are the smallest structures in our lungs where capillaries exchange O2 and CO2 in blood.
Man Ray Created this piece using the Rayograph. It was considered as abstract art. This type of photography was Surrealism. Meaning it didnt really exist in the world. This picture was created by placing objects on light sensitive film and exposing it with an enlarger. He had exposed his face on one side, then the other.
The end result is having two identical daughter cells.