Answer:
I know its not Oxygen (O2) because we need that gas to breath if not more of that gas! and i know its not helium because it is not very toxic and not a crisis in the world
Your answers are going to be B. and D.
have a nice day!
The nature of reactants, temperature, concentration, surface area and catalysts.
The answer would be absorbed
Answer:
Explanation:
I did this class yesterday give me like 10min imma find my anwsers
