Q19 of 160 Page 36

Why is solid carbon dioxide known as dry ice?

Since solid carbon dioxide directly changes into carbon dioxide gas (or sublimes), and does not melt to produce a liquid (like ordinary ice), it is called dry ice.


More from this chapter

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17

What is the name of the process due to which dry ice changes into carbon dioxide gas?

 18

What is the common name of solid carbon dioxide?

 20

State one condition necessary to liquefy gases (other than applying high pressure).

 21

State whether the following statement is true or false:

Solid carbon dioxide is stored under low pressure.