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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2011
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Q)

Two gases A and B having the same volume diffuse through a porous partition in 20 and 10 seconds respectively. The molecular mass of A is 49 u. Molecular mass of B will be :


( A ) 6.50 u
( B ) 25.00 u
( C ) 50.00 u
( D ) 12.25 u

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