Homework SourseUse the HendersonSolution moles of HF 17 20 085 HF8512568
Use the Henderson
Solution
moles of HF = 17 / 20 = 0.85
[HF]=.85/.125=6.8
moles of NaF = 24 / 42 = 0.57
[F-]=.57/.125=4.56
pKa of HF = 3.2
pH = 3.2 + log 4.56/ 6.8=3.14
3.02645592996
![Use the HendersonSolution moles of HF = 17 / 20 = 0.85 [HF]=.85/.125=6.8 moles of NaF = 24 / 42 = 0.57 [F-]=.57/.125=4.56 pKa of HF = 3.2 pH = 3.2 + log 4.56/ 6](/WebImages/35/use-the-hendersonsolution-moles-of-hf-17-20-085-hf8512568-1103151-1761583315-0.webp "Use the HendersonSolution moles of HF = 17 / 20 = 0.85 [HF]=.85/.125=6.8 moles of NaF = 24 / 42 = 0.57 [F-]=.57/.125=4.56 pKa of HF = 3.2 pH = 3.2 + log 4.56/ 6")
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