Q.

A bottle of sodalime is grasped by the neck and swung briskly in a vertical circle, Near which portion of the bottle do the bubbles collect?

A. Near the bottom
B. In the middle of the bottom
C. Near the neck
D. Bubbles remain distributed uniformly
Answer» C. Near the neck
Explanation: When the bottle of soda water is grasped by the neck and swung briskly in a vertical circle, the bubbles collect at the top of the bottle which is its neck. What flows in a carbonated drink is carbon dioxide gas. A carbonated beverage forms form bubbles when the dissolved carbon dioxide is depressurized to form emulsions at the top.
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