Water have the right to take plenty of forms. At short temperatures (below \(0^\texto \textC\)), it is a solid. As soon as at "normal" temperature (between \(0^\texto \textC\) and \(100^\texto \textC\)), that is a liquid. While at temperatures above \(100^\texto \textC\), water is a gas (steam). The state thatwater is in depends upon the temperature. Every state has its own unique set of physics properties. Matter commonly exists in among three states: solid, liquid, or gas.

You are watching: Does gas have a definite volume


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Plasma: A 4th State of Matter

Technically speaking, a fourth state of matter called plasma exists, yet it does no naturally take place on earth, for this reason we will certainly omit that from our examine here.

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Liquids

If the particles of a substance have actually enough power to partially overcome intermolecular interactions, then the particles have the right to move around each various other while remaining in contact. This describes the fluid state. In a liquid, the particles room still in nearby contact, therefore liquids have actually a identify volume. However, due to the fact that the particles can move about each other rather freely, a liquid has actually no identify shape and takes a shape dictated by its container.

Liquids have actually the following characteristics:

No definite shape (takes the form of that is container). Has actually definite volume. Particles are complimentary to move over each other, however are still attractive to each other.

A familiar liquid is mercury metal. Mercury is an anomaly. It is the only metal we understand of the is liquid at room temperature. Mercury additionally has an capability to rod to itself (surface tension)—a property that all liquids exhibit. Mercury has actually a reasonably high surface tension, which makes it very unique. Here you view mercury in its common liquid form.



Example \(\PageIndex1\)

What state or states of matter does each statement, describe?

This state has actually a definite volume, yet no definite shape. This state has actually no identify volume. This state enables the individual particles to move around while remaining in contact.

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Solution

This statement explains the liquid state. This statement describes the gas state. This statement explains the liquid state.

Exercise \(\PageIndex1\)