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Explain Why: Effervescence is Seen on Opening a Bottle of Soda Water. - Chemistry

One Line Answer

Explain why:

Effervescence is seen on opening a bottle of soda water.

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Solution

Carbon dioxide is dissolved in soda water under pressure. On opening the bottle, the pressure on the surface of water suddenly decreases; therefore, the solubility of CO2 in water decreases and the gas rapidly bubbles out.

Concept: Solubility
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APPEARS IN

Selina Concise Science Chemistry 1 Class 9 ICSE
Chapter 3 Water
Exercise 3 (B) | Q 13.7 | Page 47
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