→ water0bearer:你有記得平方嗎? 05/29 16:16
→ biup2:平方 05/29 17:28
→ RLCorn:Ksp=[Pb][F]^2 05/29 17:31
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...
(0.043+s)(s)=KSP ??
然後前者s可省略...
這樣算哪裡不對了???!
因為算出來答案是錯的...
謝謝囉!!!
感恩~~~~~~
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