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A mixture containing HF, F2, and H2, all at an initial partial pressure of 2.69 atm,...

A mixture containing HF, F2, and H2, all at an initial partial pressure of 2.69 atm, is allowed to achieve equilibrium according to the equation below. At equilibrium, the partial pressure of H2 is observed to have increased by 0.13 atm. Determine Kp for this chemical equilibrium. Report your answer to 3 significant figures in scientific notation.



2HF(g) ⇌ F2(g) + H2(g)

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Answer #1

                           

Initial                     2.69                 2.69          2.69

Final                   (2.69-0.26)      (2.69+0.13) (2.69+0.13)

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