Question

what is dry ice? how it is formed

Answer 1

Dry ice, sometimes referred to as "cardice" (chiefly by British chemists), is the solid form of carbon dioxide. It is used primarily as a cooling agent. Its advantages include lower temperature than that of water iceand not leaving any residue (other than incidental frost from moisture in the atmosphere).

Answer 2

solid carbon dioxide is known as dry ice...
it is formed by solidifying carbon dioxide....
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