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Preparations and Uses of Sodium Bicarbonate and Common Salt

Why does effe...

Question

Why does effervescence take place when a soft drink bottle is opened at room temperature?

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Solution

In a soft drink bottle the liquid is present under high pressure.
When we try to open it the dissolved carbon dioxide is depressurised and wants to rapidly expand and come out.
Therefore, effervescence takes place when a soft drink bottle is opened at room temperature

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Preparations and Uses of Sodium Bicarbonate and Common Salt

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