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प्रश्न
Garima observed that when she left her tightly capped bottle full of water in the open sunlight, tiny bubbles were formed all around inside the bottle. Help Garima to know why it so happened?
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उत्तर
We know that air is present in water in the form of oxygen. Due to heating from the sunlight, the air that was dissolved in water started escaping. This escape of air resulted in tiny bubbles formed all around inside the water filled bottle.
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संबंधित प्रश्न
Answer the question put against the following constituents of air:
Nitrogen : Explain its significance for plants and animals.
Classify Water. Also give a balanced equation to prepare it.
Give a reason why two different rare (inert) gases find application in advertisement signs and fluorescent bulbs.
Name the following:
The type of bacteria which directly absorb nitrogen from the air and converted soluble nitrates in the soil.
State four different properties of a compound and a mixture.
Air is a mixture of many _______.
Which of the following is true about oxygen?
Carbon dioxide with water changes
State whether the following statement is true or false. If false, correct them.
Air helps in the movements of sailing yachts and gliders but plays no role in the flight of birds and aeroplanes.
Explain the following observations very briefly
An empty glass in fact is not empty.
