31. Which is the percent dissociation of HF in a solution containing both 1.0 M HF and 1.0 M NaF ? 61653f7fe8c53.jpg
(A)0.072%
(B)0.27%
(C)0.72%
(D)2.7%
(E)7.2%

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統計： A(2), B(1), C(0), D(0), E(0) #2788679