Question

sublimation: solid to gas 15. why is solid carbon dioxide called “dry ice”?

Explanation:

Solid carbon - dioxide is called "dry ice" because it undergoes sublimation. Instead of melting into a liquid like regular ice (water ice), it changes directly from a solid to a gas at normal atmospheric pressure.

Answer:

Solid carbon dioxide is called "dry ice" because it sublimates (changes directly from a solid to a gas) rather than melting into a liquid like regular ice.