Answer:
1/(5⁹) or 5⁻⁹
Explanation:
This is a Mathematics question rather than a Biology question.
The given fraction is:

This fraction can be rewritten as:

Therefore, the quotient of the given fraction is 1/(5⁹) or 5⁻⁹
Answer:
Wind power
Explanation:
could have an almost immediate impact on air quality by halting the production of these particles.
Answer: An "interface" .
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