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Salt is added to pure water to increase ...

Salt is added to pure water to increase its electrical conductivity.

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Pure water is a bad conductor of electricity. Salt or alkali is added to water to increase its conductivity.
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PEARSON IIT JEE FOUNDATION-Water-Level-1
  1. Hard water is fit for dyeing clothes.

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  2. Cation exchange resin is regenerated by passing HCl solution.

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  3. Salt is added to pure water to increase its electrical conductivity.

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  4. Two volumes of hydrogen and one volume of oxygen compose one volume of...

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  5. hardness is removed by Clark's method.

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  6. Specific heat of water is 1 cal g^(-1) .^(@)C^(-1)

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  7. and are two types of underground water.

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  8. Hydrated sodium aluminium silicate is called .

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  9. The exhausted permutit contains and ions in place of Na^(+) ions.

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  10. In sedimentation process, alum the process of precipitation of suspen...

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  11. Addition of releases which helps in killing the harmful bacteria pre...

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  12. Addition of acid to water, the conductivity.

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  13. In electrolysis of water gas is liberated at cathode.

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  14. The change of water into water vapour at 30^(@)C at slow rate is calle...

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  15. Small water droplets associated with dust particles to form larger agg...

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  16. Percentage of water in animals varies from to .

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  17. Which of the following processes is not involved in the purification o...

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  18. Which of the following sources of water is not used for drinking purpo...

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  19. Density of water is maximum

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  20. Which of the following substances used in agriculture does not cause w...

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