In the diving apparatus, helium is used along with oxygen, because it is ____________________?
(A) Easily available
(B) Not soluble in blood at high pressure
(C) Lighter than nitrogen
(D) Completely miscible with oxygen
In the diving apparatus, helium is used along with oxygen, because it is ____________________?
(A) Easily available
(B) Not soluble in blood at high pressure
(C) Lighter than nitrogen
(D) Completely miscible with oxygen
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