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प्रश्न
State three differences between water and air.
उत्तर
Differences between water and air :
Water :
1. Water is liquid and can exist in three states i.e. solid-ice, liquid-water, gas–vapours.
2. It is a compound.
3. H2O is its formula.
Air :
1. Air is gaseous and can exist in a liquid state when cooled under pressure.
2. It is a mixture.
3. Has no formula.
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