Dry ice (solidified CO2) is used for the___________________?
Correct answer: A. Storage & shipment of frozen foods and ice-creams
- A. Storage & shipment of frozen foods and ice-creams
- B. Liquefaction of permanent gases
- C. Liquefaction of natural gas
- D. None of these
Explanation
Solid carbon dioxide sublimates at about −78.5°C, making dry ice useful for storing and shipping frozen foods and ice cream. It is not normally used to liquefy permanent gases or natural gas.
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