Multiple choice general knowledge science & technology

At critical pressure ...

  1. An ideal gas becomes a solid

  2. A liquid becomes a solid

  3. A gas becomes a liquid

  4. A liquid gets vapourized
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

At the critical pressure, a gas can condense into a liquid. The critical point represents the highest temperature and pressure at which a gas can be liquefied. Above this point, the gas and liquid phases become indistinguishable (supercritical fluid).

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