21. Consider the reaction:
Into a 1.00 L vessel, 1.00 mol H2(g) and 1.00 mole I2 (g) are placed at a high temperature. When the reaction mixture reach the equilibrium, it is found that 65.0% of the H2 has reacted. What is the equilibrium constant for this reaction at this temperature?
(A) 13.8
(B) 26.9
(C) 33.8
(D) 17.9
(E) 11.2
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統計: A(4), B(4), C(0), D(0), E(0) #3149686
統計: A(4), B(4), C(0), D(0), E(0) #3149686