Question: 28. Use the acids and Ka values provided to answer the following questions. Report all numerical answers with three significant figures. You do not need

28. Use the acids and Ka values provided to answer the following questions. Report all numerical answers with three significant figures. You do not need to show your work. (10 points) CsHuNH+ Ka6.02.10-12 HC3H502 Ka 1.30-10-5 HC1O2 Ka 1.10-10- HF Ka= 3.50-10-4 a. The Kb for the conjugate base of HF is: b. The pKb for the conjugate base of C6H5OH is: c. Which acid should be used to create a buffer with pH = 5.20? d. Which acid is the strongest? e. What is the chemical formula for the strongest conjugate base? C6H5OH Ka 1.30-10-10

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