Two gases \( A \) and \( B \) having the same volume diffuse through a porous partition in 20 an... VIDEO
Two gases \( A \) and \( B \) having the same volume diffuse through a porous partition in 20 and 10 seconds respectively. The molar mass of \( A \) is \( 49 \mathrm{u} \). Molar mass of \( B \) will be :
(A) \( 25.00 \mathrm{u} \)
(B) \( 50.00 \mathrm{u} \)
(C) \( 12.25 \mathrm{u} \)
(D) \( 6.50 \mathrm{u} \)
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