Question

The mixture of gases used by deep-sea divers is _______(helium-oxygen, oxygennitrogen)

Answer 1

The mixture of gases used by deep sea divers is oxygen-nitrogen.

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Answer 2

Dear Student,

◆ Answer -

The mixture of gases used by deep-sea divers is helium-oxygen.

● Explanation -

• Deep sea divers can't take in dissolved oxygen from water.
• Oxygen has to be supplied from outside for breathing.
• Helium is noble gas and doesn't react with oxygen.
• Hence, mixture of helium-oxygen is used for respiration by deep sea-divers.

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