Question

Under what conditions gases can be liquefied?gas are liquefied under

Answer 1

Answer:

In general, gases can be liquefied by one of three general methods: 1) By compressing the gas at temperatures less than its critical temperature; In this approach, the application of pressure alone is sufficient to cause a gas to change to a liquid. For example, ammonia has a critical temperature of 271°F (133°C).

Answer 2

Gases can be liquefied by compression

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