Air contains nitrogen and oxygen in the volume ratio of 4:1. The average molecular weight of air is

Air contains nitrogen and oxygen in the volume ratio of 4:1. The avera

1.	Air contains nitrogen and oxygen in the volume ratio of 4:1. The average molecular weight of air is
Answer» <html><body><p>30<br/>28.8<br/>28<br/>14.4</p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></body></html>