If 30cm3 of oxygen diffuses through a porous pot in 7 seconds, how long will it take 60cm3 of chlorine to diffuse through the same pot, if the vapour densities of oxygen and chlorine are 16 and 36 respectively?
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DIVINE EMMANUEL
B. 14 sec
C. 21 sec
D. 28 sec
E. 30.3 sec
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