- Helium
- Hydrogen
- Nitrogen
- Oxygen
Answer (Detailed Solution Below)
Option 2 : Hydrogen
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Detailed Solution
Download Solution PDFHydrogen gas will come out of the football bladder before any other gas because hydrogen is the lightest of all and thus has the fastest effusion rate.
Rate of effusion\(\propto \frac{1}{{\sqrt M }}\)
Where M = molecular mass
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