Can we convert an ideal gas into a liquid?

Read the first paragraph of the link below. It explains very well and the answer is no.

https://www.google.com/search?q=can+an+ideal+gas+be+liquified&ie=utf-8&oe=utf-8

Thank you!

Yes, it is possible to convert an ideal gas into a liquid by subjecting it to specific conditions of temperature and pressure. This process is known as liquefaction.

To understand how this conversion happens, let's break down the steps involved in liquefying a gas:

1. Cooling the gas: The first step is to cool the gas to reduce its temperature. As the gas gets colder, the motion of its particles slows down. This reduction in temperature is achieved by removing heat energy from the gas.

2. Increasing pressure: Once the gas is cooled, its pressure needs to be increased. By increasing the pressure, the intermolecular forces between the gas molecules become stronger, and they start to come closer to each other.

3. Reaching the critical point: As both the temperature and pressure are adjusted, the gas eventually reaches its critical point. At this point, the gas exhibits properties that are intermediate between a gas and a liquid. The critical point varies depending on the gas, and it is characterized by a specific temperature and pressure.

4. Condensation: Beyond the critical point, further cooling and increasing the pressure causes the gas to condense into a liquid. The gas molecules lose their kinetic energy, and the intermolecular forces become strong enough to keep the particles close together in a liquid state.

It's important to note that this process is specific to ideal gases, which follow the assumptions of ideal gas behavior. Real gases may require additional steps or different conditions for liquefaction.

Overall, by manipulating temperature and pressure, it is indeed possible to convert an ideal gas into a liquid.