Which of the following statements best explains the difference between a gas and a vapour?

By: |Published on: Dec 9|Categories: Chemistry WAEC| 0 comments

A. Unlike gases, vapours are liquids at room temperature
B. Unlike gases, vapour can easily be condensed into liquids
C. Unlike gases, vapour is readily converted into solids
D. Vapours are generally denser than gases

Correct answer:

B. Unlike gases, vapour can easily be condensed into liquids

Explanation

Vapour is the equilibrium state between the gases and liquid, and it can bounce back to its original form, liquid with constant temperature and pressure exerted on it.

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