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what mass of Ca(NO3)2 must be added to 1.0 L of a 1.0 M HF solution...

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Chemistry

what mass of Ca(NO3)2 must be added to 1.0L of a 1.0 M HF solution to begin precipitation of CaF2.You may assume no volume change on the addition ofCa(NO3)2. Ksp for CaF2 = 4.0 x10-11 and ka for HF=7.2 x10-4.

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4.1 Ratings (767 Votes)
Given that 10 L of 10 M HF 10 L 10 M 1 mol istaken The concentration of F from the given solutionis governed by the equilibrium HFaq H FKa 72 104 Initial 1M0 0 Change xx x    See Answer
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