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Sindh MDCAT 2022 Chemistry #Gases #Graham’s Law

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Q.85 The comparison of rate of diffusion of H₂ & O₂ is in the ratio of:

Verified Answer & Explanation⌄

Correct Answer: D) 4 : 1

Concept Explanation

By Graham’s law, rH₂/rO₂ = √(32/2) = √16 = 4, so the ratio is 4:1.

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