Equal volumes of two gases `A` and `B` diffuse through a porous pot in 20 and 10 seconds respectively if the molar mass of `A` be 80 find the molar mass of `B` .

Equal volumes of two gases A and B diffuse through a porous pot in 20 and 10 seconds respectively. If the molar mass ofA be 80,find the molar mass of B.

Equal volumes of two gases A and B diffuse through a porous pot in 20 and 10 seconds respectively. If the molar mass of the gas A is 80. Find the molar mass of the gas B.

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 u . Molar mass of B will be

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 u . Molar mass of B will be

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

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 49u. Molecular mass of B will be :