The percentage of Nitrogen in Air is
A). 0.94
B). 0.03
C). 78.03
D). 85.02
78.03
The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts of lots of other gases, too, such as carbon dioxide, neon, and hydrogen.
2. Gunpowder consist ofa mixture of
3. Oxygen has (+) oxidation number only in
4. Which algorithm is used to decide the path to transfer the packets from source to destination?
5. A colloidal system in which a liquid is dispersed in a liquid is called
6. In a nuclear reactor the material use for absorbing neutrons is
7. An example of replenshible energy source is
8. Which of the following processes is used for the production of Biodiesel ?