若硫酸鋇之Ksp為0✖10–10，則同溫下硫酸鋇之溶解度約為若干? (Ba=137;S=32;O=16)(A) 0✖10–5g/L (B) 74✖10–3g/L (C) 0✖10

問題詳情

10.若硫酸鋇之Ksp為4.0✖10–10，則同溫下硫酸鋇之溶解度約為若干? (Ba=137;S=32;O=16)
(A) 2.0✖10–5g/L
(B) 2.74✖10–3g/L
(C) 4.0✖10–5 mol/L
(D) 4.66✖10–3g/L

參考答案

答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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