Question

1. What is dry ice? How is it prepared?​

Answer 1

The carbon dioxide gas is pressurized and cooled to form liquid CO2. Then liquid carbon dioxide is injected into either a block press or pelletizer. These machines have chambers in which, once released to atmospheric pressure, the liquid carbon dioxide converts to dry ice snow and carbon dioxide gas.

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Answer 2

Answer:

the cold dense white mist produced by solid carbon dioxide in air, used for theatrical effects

Explanation:

Dry ice is made from carbon dioxide gas. ... The liquid carbon dioxide is injected into either a block press or pelletizer. These dry ice production machines have chambers in which, once released to atmospheric pressure, the liquid carbon dioxide converts to dry ice snow and carbon dioxide gas.