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A liquid is heated up to a certain temperature. Which one of the following situation would correspond to the boiling of the liquid ?

Options

  1. AWhen atmospheric pressure becomes equal to the vapour pressure
  2. BWhen atmospheric pressure becomes Jess than vapour pressure
  3. CWhen atmospheric pressure becomes higher than the vapour pressure
  4. DWhen vapour pressure becomes equal to the air pressure

Correct answer

A. When atmospheric pressure becomes equal to the vapour pressure

Step-by-step solution

When atmospheric pressure becomes equal to the vapour pressure.

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