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प्रश्न
How will you show that air is dissolved in water?
उत्तर
To show that air is dissolved in the water we take water in a pan and heat it. Just before it boils, you will notice some bubbles at the inner surface of the pan. These bubbles are formed because of air dissolved in water.
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संबंधित प्रश्न
Answer the question put against the following constituents of air:
Nitrogen : Explain its significance for plants and animals.
Fill in the blank
The reddish-brown powder on the surface of iron nails exposed to air and moisture is called _____.
State what would happen, if the air above the earth contained mainly oxygen and no nitrogen
Complete the statement given below by filling in the blank with the correct word from the words given
___________is an example of a pollutant present in the air.
Name the following:
The type of bacteria which directly absorb nitrogen from the air and converted soluble nitrates in the soil.
Nitrogen is used in the food packaging industry because it _____.
How do plants and animals maintain the balance of oxygen and carbon dioxide in the air?
The air in coastal areas have more oxygen.
What is not true about air?
Make sentences using the given set of words.
99%, oxygen, nitrogen, and air, together
