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Discussion :: Chemistry

  1. In deep-sea diving, divers use a mixture of gases consisting of oxygen and

  2. A.

     Hydrogen

    B.

     Nitrogen

    C.

     Argon

    D.

     Helium

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    Answer : Option B

    Explanation :

    Air is not the "ideal" breathing mixture for diving as with a concentration of approximately 79 percent nitrogen, compressed air poses two potential problems for all divers: susceptibility to nitrogen narcosis and at deeper depths; and decompression sickness. So divers use Nitrox, a gaseous mixture of nitrogen and oxygen. It is also known as ‘Enriched Air.’


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