Answer:
3
Explanation:
If we want it to be rounded to one significant figure, it will be 3.
Dry and desert conditions
Explanation:
Benzal .....
Molecular Formula: C11H12O4
(a) 9.8 m/s/s
This never changes.
A. The atmosphere
All the other examples are either elements or compounds, not mixtures. A mixture is a combination of elements that are not chemically or irreversibly conjoined so the atmosphere, made up of a variety of gases, would be a mixture.