A 0.2160 g sample of primary standard grade HgO (MM = 216.59) was dissolved in 75 mL of an aqueous solution of KI. The liberated OH needed 22.13 mL of HCI to reach the end point. Calculate the molarity of the HCI solution. Tirant Preliminary Rxn: HgO +41 + H₂O Titration Rxn: OH + HCI Hgl2 + 2OH → H₂O + CI-

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