42. At a given temperature, K = 0.020 for the equilibrium PCl5(g) ⇌PCl3(g) + Cl2(g) 
What is K for reaction Cl2(g) + PCl3(g)⇌PCl5(g) 

(A) 0.020
(B) 50
(C) 100
(D) 500

答案：登入後查看
統計： A(14), B(200), C(2), D(4), E(0) #923025

詳解 (共 1 筆)

#5419124

化學式逆寫，K值倒數。

1/0.02=50

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