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An inert gas mixed with oxygen given to patients suffering from restricted breathing is
Answer & Solution
Correct Answer:
Option
A
Heliox is a breathing gas composed of a mixture of helium (He) and oxygen (O2). Heliox has been used medically since the 1930s, and although the medical community adopted it initially to alleviate symptoms of upper airway obstruction, its range of medical uses has since expanded greatly, mostly because of the low density of the gas
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