The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ...? Mcqs

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The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ...?

(A) Argon

(B) Xenon

(C) Helium

(D) Krypton

✅ Correct Answer: Helium

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Source: This question is taken from the Everyday Science

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