Q. Which among the following is used to dilute oxygen in the gas cylinders used by divers ?

(A) Krypton
(B) Argon
(C) Helium
(D) Neon

✅ Correct Answer: (C) Helium

Published by Shiva Ram ⭐ 30.44K Points at 01-Sep-2022 12:57 pm in Chemistry

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