[高中] 一題化學
The Ksp for PbF2 is 4.0* 10^-8. If a 0.043 M NaF solution is saturated
with PbF2, what is the [Pb2+] in solution?
這應該是利用共同離子效應沒錯吧...
(0.043+s)(s)=KSP ??
然後前者s太小可省略...
這樣算哪裡錯了???!
算出來答案是錯的...
謝謝囉!!!
感恩~~~~~~
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