. If sulphur (IV) oxide and methane are
released simultaneously at the opposite
ends of a narrow tube, the rates of
diffusion Rso, and Rch, will be in the
ratio (s = 32, O = 16, C = 12, H = 1]
(a) 4:1
(b) 2:1
(c) 1:2
(d) 1:4
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