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The equilibrium constant for the following reaction is 1.6 ×105 at 1024 K. 

Find the equilibrium pressure of all gases if 10.0 bar of HBr is introduced into a sealed container at 1024 K. 

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for the reaction i.e., H2(g) + Br2(g) 2HBr(g) is 1.6x105 Therefore, for the reaction  2HBr(gH2(g) + Br2(g)   the equilibrium constant will be, 

Now, let p be the pressure of both H2 and Br2 at equilibrium. 

Now, we can write, 

Therefore, at equilibrium,

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