TAKE A GLASS FILL IT WITH WATER AND ADD SOME DRY ICE TO IT.WE SEE THAT THE DRY ICE TURNS INTO FOAM. HOW IS THIS POSSIBLE?

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Solution

Dry ice is solid carbon dioxide. It has a tendency to sublime and hence it passes into gaseous state directly from solid state.
When we place it in water at room temperature it forms CO₂ gas which appears as a foam over the water.

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TAKE A GLASS FILL IT WITH WATER AND ADD SOME DRY ICE TO IT.WE SEE THAT THE DRY ICE TURNS INTO FOAM. HOW IS THIS POSSIBLE?

Dry ice is solid carbon dioxide. It has a tendency to sublime and hence it passes into gaseous state directly from solid state. When we place it in water at room temperature it forms CO2 gas which appears as a foam over the water.

Dry ice is solid carbon dioxide. It has a tendency to sublime and hence it passes into gaseous state directly from solid state.
When we place it in water at room temperature it forms CO₂ gas which appears as a foam over the water.