Asked by: Gospodin Kozak
science chemistry

Why is the evaporation of water an example of a physical change?

Last Updated: 25th June, 2020

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The evaporation of water is a physical change. When water evaporates, it changes from the liquid state to the gas state, but it is still water; it has not changed into any other substance. For example, hydrogen burning in air undergoes a chemical change in which it is converted to water.

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Also to know is, why is evaporation of water a physical change and not a chemical change?

9A. Evaporation of water is a physical change and not a chemical change because it is a change that does not change substances like a chemical change, just a physical change. The four physical properties that describe a liquid is when it freezes, boils, evaporates, or condenses.

Subsequently, question is, which is not a physical change of water? They are also physical changes because they do not change the nature of the substance. Boiling water: Boiling water is an example of a physical change and not a chemical change because the water vapor still has the same molecular structure as liquid water (H2O).

One may also ask, what physical property is used in evaporation?

It is the temperature at which a solid changes to a liquid or a liquid changes to a solid. Evaporation occurs when water is lost from a substance.

Is water evaporating a chemical reaction?

The evaporation of water is a physical change. When water evaporates, it changes from the liquid state to the gas state, but it is still water; it has not changed into any other substance. For example, hydrogen burning in air undergoes a chemical change in which it is converted to water.

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