# Recent questions and answers in JEEMAIN-2014

### Sulphur dioxide and oxygen were allowed to diffuse through a porous partition .$\;20\;dm^{3}\;$ of $\;SO_{2}\;$ diffuses through the porous partition in 60 seconds .The volume of $\;O_{2}\;$ in $\;dm^{3}\;$ which diffuses under the similar condition in 30 seconds will be (atomic mass of sulphur =32 u):

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