Question

d) Air
III: Fill in the blanks
1. Gas can be liquified by applying and lowering
2. On being a solid changes into a liquid,
3. On being a liquid changes into a solid,
4. A gas condenses as the intermolecular space
5. A liquid freezes as the intermolecular force becomes
6. When a solid vapourises without melting, the change in state is
called
7.
and are common substances that sublime,
8. Molecules attract each other with a forced called
9. There is some space between molecules called
10. Gases freely mix with one another. This is called

Answer 1

Answer:

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Explanation:

vaporization