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प्रश्न
37% of our brain‛s mass consists of water.
पर्याय
True
False
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उत्तर
37% of our brain‛s mass consists of water- False.
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संबंधित प्रश्न
The solubility of a gas in water.............. with rise in temperature and.......................with rise in pressure.
Give any three important uses of water.
Explain how the peculiar variation of density of water with temperature can protect marine-life.
Answer the following question:
Why is acid added to water before electrolysis ?
Explain why:
If distilled water is kept in a sealed bottle for a long time, it leaves etchings on the surface of the glass.
What is the importance of dissolved impurities in water?
Give the importance of dissolved air – in water.
Name or state the following:
A deliquescent salt of a trivalent metal.
True or false? Correct the wrong statement.
We get rainwater throughout the year.
Water changes to ice at ______.
