Hydrogen
1. Brass
Cheese from milk
2. Sub-atomic particles
Electron, Proton
3. metalloids
Mixture
Compressible
refrigerant
4. Oxygen in air
5. The boiling point of water is
6. Gases are highly
7. Liquid nitrogen
8. Rocket fuel
100 C
Silicon
Desirable changes
9. Irreversible changes
21%
10. Ripening of fruit
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question is not clear..what are u asking about?
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