Question

1.what is the melting point of ice
2.write the SI unit of density
3.give an example of sublimation

Answer 1

Answer:

melting point is 0 degree

Answer 2

1. 32°F or 0°C
2. kg per cubic meter(kg upon meter cube)
3. The best example of sublimation is dry ice which is a frozen form of carbon dioxide. When dry ice gets exposed to air, dry ice directly changes its phase from solid-state to gaseous state which is visible as fog.

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