Multiple choice

Solid carbon dioxide is also known as?

  1. Dry ice

  2. Wet ice

  3. Freeze ice

  4. None

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A Correct answer
Explanation

Solid carbon dioxide is called dry ice because it sublimates (transitions directly from solid to gas) at atmospheric pressure, which creates a cooling effect similar to regular ice but without melting into liquid. Dry ice is used primarily for cooling and preservation.

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