138k views
0 votes
Which of these chemicals is not a pollutant?

A. Nitrogen gas
B. Nitrate
C. Methane
D. Carbon dioxide

having a hard time

1 Answer

4 votes

Answer:

Carbon dioxide

User PanxShaz
by
8.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.