Answer: absolute certainty is often difficult to achieve. Scientific uncertainty generally means that there is a range of possible values within which the true value of the measurement lies.
Please brainliest
It is the first option. Atmospheric nitrogen is very stable so there fore hard to react with. But bacteria contain molecules that can break the bond of nitrogen.
I think they have the answer to this online regents answer and a non regents answer
Answer:
I think A, "Primary pollutants from a stationary source"
Explanation:
Got it right on exam :)
