Question

Suggest a method to liquefy atmospheric gases?​

Answer 1

Answer:

Gases can be liquefied by two methods :

1. Decreasing Temperature
2. Increasing Pressure

Atmosphere gases can be liquefied by any of this two methods.

Answer 2

Answer:

Atmospheric gases can be liquefied by applying pressure and lowering temperature. When enough pressure is applied, the gases are highly compressed into a small volume. The particles of gases get so close together that they start attracting one another sufficiently to form a liquid.