Question

what is the process by which a gas changes into a liquid​

Answer 1

✦✧ANSWER✦✧

The process by which a substance changes from the gaseous phase to the liquid phase is known as evaporation. The transition of the gaseous phase to the solid phase without passing the intermediate liquid phase is known as sublimation.

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Answer 2

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$\implies$Condensation

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The process by which gas changes into liquid on heating is known as condensation.

Here, is an activity by which you can observe it:

$\huge\boxed{Activity}$

Things Needed: A Vessel and A steel plate.

$\boxed{\bold{Method}}$

$\boxed{Step1➡}$Pore water in the vessel and then put the vessel on the stove and let it be hot for 5 mins on 100° Celsius.

$\boxed{Step2➡}$Than turn the stove of after 5 mins and the cover the vessel from the steel plate and leave it for 5 to 10 mins.

$\boxed{\bold{Observation➡}}$You can see as when the stove was on the water was converting into gas on heating and when we left it to cool down by covering it by the plate the gas changed into water on cooling this process is know as condensation.

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