CHE 2B Study Guide - Final Guide: Titration, Equivalence Point, Acid Dissociation Constant
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Find the ka at the equivalence point of the titration of 25. 00 ml of 0. 150 m aqueous ammonia with 0. 100 m hcl (aq). The ph of the solution is 5. 24. find the ph and volume of the titrant added at the midpoint. 61 ofacid 37. 5 2 18. 75ml e9 25137. 5ml 62. 5ml d volume ofacid added ph pka logka log15. 6 1019. A 50. 0 ml solution containing an unknown concentration of a weak base was titrated with 0. 250. M hcl, yielding the curve shown below: on the graph, indicate the equivalence point, midpoint, and buffer region. Wbsa minuter egpoint g region: estimate the pkb of the weak base. volume31. 8ml. Pkb 14 9. 26 4. 74: estimate the initial concentration of the weak base. equivalencepoint motb moihc. I"tease3: calculate the solubility of cupric iodate in a 0. 050 m sodium iodate solution. nocommon inn 3. 3 103 expect our answer to be lower out103 is f cut cag.