Question

$5 mL$ of He gas diffuses out in 1 second from a hole. Find the volume of $SO _{2}$ that will diffuse out from the same hole under identical conditions in 2 seconds.

(A) $2.5 mL$

(B) $1.25 mL$

(C) $1.77 mL$

(D) $5 mL$

Answer 1

The volume of $SO _{2}$ that will diffuse out from the same hole under identical conditions in 2 second is 2.5mL. So, The correct option of this question is (A).