Question

8.
the bottle. Explain why?
An empty glass bottle is fitted with a narrow tube at its mouth. The open end of the tube is kept in
a beaker containing water. When the bottle is heated, bubbles of air are seen escaping in water
Give reason​

Answer 1

An empty glass bottle is fitted with a narrow tube at itd mouth.the open end of the tube is kept in a beaker containaning water.when the bottle is heated,bubbles of air are seen escaping into the water.explain why

Ans. empty glass bottle when fitted with a narrow tube at itd mouth.the open end of the tube is kept in a beaker containaning water.when the bottle is heated, bubbles of air are seen escaping into the water because on heating increase in volume and try to escape through the passage of the tube and escape through the water making it bubbling....

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