Composition of Air
Studied by 0 people
Call Kai
Learn
Practice Test
Spaced Repetition
Match
Flashcards
Knowt Play1/10
There's no tags or description
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced | Call with Kai |
|---|
No analytics yet
Send a link to your students to track their progress
11 Terms
Main gases in air
Nitrogen (~78%), Oxygen (~21%), Argon (~0.93%), Carbon dioxide (~0.04%)
Percentage of nitrogen in air
About 78%
Percentage of oxygen in air
About 21%
Percentage of argon in air
About 0.93%
Percentage of carbon dioxide in air
About 0.04%
Role of nitrogen in air
Inert gas, dilutes oxygen, prevents rapid burning.
Role of oxygen in air
Supports combustion and respiration.
Role of carbon dioxide in air
Absorbs infrared radiation, contributes to the greenhouse effect.
Role of argon in air
Inert noble gas, used in light bulbs and welding.
What is “dry air”?
Air without water vapor.
Typical water vapor content in air
Varies, usually up to about 1% depending on humidity.
Note 
Flashcards (40)