9. For the compound indicated in your version, select a titrant, calculate the titration curve. Specify the limits of the titration jump and the pH of the medium at the equivalence point. Justify the choice of the indicator and calculate the indicator error.

Table 1.
Task No. Titratable substance Dissociation constant Concentration С(х), mol/dm3
9 HIO3 1.6∙10-1 0.05839

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