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If allowed to do work on the surroundings, the temperature will decrease as the pressure decreases.

If expanded against a vacuum or adiabatically, most gases will get colder. At room temperature, all gases except hydrogen, helium, and neon cool upon expansion by the Joule-Thomson process; these three gases experience the same effect but only at lower temperatures; when starting at room those three gases will actually WARM when expanded across a valve.

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7y ago
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15y ago

Assuming all other variables stay the same, the pressure will decrease by a proportional amount.

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7y ago

If you quickly reduce the pressure of a gas, its temperature will usually decrease. Of course, it won't always remain colder - it can heat up again over time.

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9y ago

It decrease

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Q: What happen to the pressure as the temperature decrase?
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Continue Learning about Natural Sciences

What will happen to the pressure when temperature increases?

As pressure increases, temperature increases and volume decreases.


What will happen if the Gas is kept at low temperature and high pressure?

At low temperature and high pressure, the VOLUME of the gas will be reduced.


When temperature and pressure change what can happen to the mineral in rocks?

the can maybe dissolve


What happen to the pressure of a gas if the volume of the gas is tripled of a constant temperature?

The pressure is reduced to one third of the original pressure. The pressure will stay the same you are only changing the volume


What will happen to the pressure of gas in a container if the temperature is increased?

The gas is likely to expand and raise the pressure inside the can. Should the pressure become too great the can will burst.

Related questions

What will happen to the pressure when temperature increases?

As pressure increases, temperature increases and volume decreases.


What happen with temperature and pressure as earth's depth increases?

Both temperature and pressure increase as depth increases.


What will happen if the Gas is kept at low temperature and high pressure?

At low temperature and high pressure, the VOLUME of the gas will be reduced.


What happen to the pressure in an automobile tire in cold weather?

Pressure drops when the temperature drops.


What will happen to the pressure of a contained gas if its temperature is lowered?

It will increase


What will happen if you increase both the pressure and temperature of a liquid?

It will boil


What will happen when you increase the temperature?

The pressure or volume of a quantity must increase.


When temperature and pressure change what can happen to the minerals and rocks?

They can change into coal


What is needed for a change in state phase to happen?

Change in temperature or pressure/volume.


What would happen to pressure if you removed some of the gas particles from the balloon?

If temperature and volume is fixed,pressure reduces.


What would happen to pressure of you removed some of the gas particles from the balloon?

If temperature and volume is fixed,pressure reduces.


What would happen if a gas was held at constant temperature has an increased temperature applied to it?

It's Pressure would rise.