Question

a gas can be liquified by​

Answer 1

YES, A GAS CAN BE LIQUIFY BY ADDING HIGH PRESSURE ON IT .

for example:-

(1)Oxygen were compressed in big cylinders to carry in large amount in small space to provide hospitals.

(2) Nitrogen is compressed in big tanks which were used in many ice cream factory.

Answer 2

Answer:

A gas can be liquified by increasing the pressure and decreasing temperature.