Answer:
4th line
Explanation:
-water cycle helps regulate the temperature on the Earth.
9.9%
|Approximate Value − Exact Value| divided by
|Exact Value| X 100
Answer: The state of maater for HgBr is solid.
Explanation:
A double displacement reaction is one in which exchange of ions take place. The salts which are soluble in water are designated by symbol (aq) and those which are insoluble in water and remain in solid form are represented by (s) after their chemical formulas.
A double displacement reaction in which one of the product is formed as a solid is called as precipitation reaction.
The balanced chemical equation is:

If they didn't, they wouldn't be able to communicate their findings effectively. An international language is especially important for elements because many elements have similar properties (e.g. some of the transition metals).
I'm pretty sure its an electron. I hope this helps! (: