Chemical equilibrium between gases

Tutorial 1

    

A mixture of 0.2 mol $O_2$ with 0.8 mol $N_2$ is contained in an enclosure of 20 L at $26.85^oC$ Then we have: $[O_2]$ =.......... $[N_2]$ =.......... $p_{O_2}$=.......... $p_{N_2}$=.......... $P_{tot}$=..........

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