Major sources of NOx pollutants are?

A. Natural gas
B. Combustion of coal and oil
C. Gasoline
D. All of these

Right Answer: D. All of these

December 13, 2017   Hassan Ali    Chemistry  
Total 0 Votes:

Tell us how can we improve this Mcqs?

+ = Verify Human or Spambot ?

Pak Gk © 2021