問題詳情

10. To a solution that is 0.01 M each in fluoride, sulfite, and phosphate ions is added dropwise a 1.00 M solution of CaCl2. Inwhat order will solids precipitate?


(A) First Ca3(PO4)2, then CaF2, last CaSO3
(B) First Ca3(PO4)2, then CaSO3, last CaF2
(C) First CaSO3, then, CaF2, last Ca3(PO4)2
(D) First CaF2, then CaSO3, last Ca3(PO4)2
(E) First CaF2, then Ca3(PO4)2, last CaSO3

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增