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7 g N2 and 8 g O2 is filled in a contain...

`7` g `N_2` and `8` g `O_2` is filled in a container of volume `5` litre at temperature `27°C`. Total pressure of the gases is nearly (R=`0.082` litre atm `mol^-1 K^-1`)

A

`5` atm

B

`2.5` atm

C

`10` atm

D

`12` atm

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