[References) Iodine and bromine react to give iodine monobromide, IBr. 1 (g) + Br2 (g) = 2IB1(g) What is the equilibrium composition of a mixture at 139°C that initially contained 2.30 x 10 ° mol each of iodine and bromine in a 5.00 L vessel? The equilibrium constant K. for this reaction at 139°C is 95.7. [12] = %3D [Br2] = [IBr] = M %3D

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