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Questions and Answers
What is the direct change of gas to solid without changing into liquid called?
What is the direct change of gas to solid without changing into liquid called?
- Evaporation
- Condensation
- Vaporization
- Deposition (correct)
What happens to solid carbon dioxide when the pressure is decreased to 1 atmosphere?
What happens to solid carbon dioxide when the pressure is decreased to 1 atmosphere?
- It directly changes to gaseous state (correct)
- It sublimates into gas and liquid simultaneously
- It changes into liquid state
- It remains in solid state
What phenomenon refers to the change of a liquid into vapours at any temperature below its boiling point?
What phenomenon refers to the change of a liquid into vapours at any temperature below its boiling point?
- Condensation
- Evaporation (correct)
- Sublimation
- Deposition
What determines the state of a substance, whether it will be solid, liquid, or gas?
What determines the state of a substance, whether it will be solid, liquid, or gas?
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