14. 在 25 °C 下,哪一個化合物在水中有最低的溶解度(mol/L)?
(A) Ag3PO4 Ksp = 1.8 x 10–18
(B) Sn(OH)2 Ksp = 3 x 10–27
(C) CdS Ksp = 1.0 x 10–28
(D) CaSO4 Ksp = 6.1 x 10–5
(A) Ag3PO4 Ksp = 1.8 x 10–18
(B) Sn(OH)2 Ksp = 3 x 10–27
(C) CdS Ksp = 1.0 x 10–28
(D) CaSO4 Ksp = 6.1 x 10–5
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統計: A(3), B(16), C(412), D(19), E(0) #1760624
統計: A(3), B(16), C(412), D(19), E(0) #1760624
詳解 (共 1 筆)
#5274493
(A)s≈(10-18)1/4=10-4
(B)s≈(10-27)1/3=10-9
(C)s≈(10-28)1/2=10-14
(D)s≈(10-5)1/2~10-2
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