Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs?
A. Methane
B. Nitrogen
C. Helium
D. Hydrogen
Answer: Option B
Solution(By Examveda Team)
Trimix is a breathing gas consisting of oxygen, helium and nitrogen and is used in deep commercial diving, during the deep phase of dives carried out using technical diving techniques, and in advanced recreational divingThis Question Belongs to General Knowledge >> Chemistry
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