What are the concentrations of i- bro3-

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Problem- 10 ml of .04 M KBrO3 and !0 ml of .1 M HCl is mixed with 10ml .01 MKI, 10 ml .001M Na2S2O3, and 10 ml H2O. What are the concentrations of I-, BrO3-, and H+ in this mixture?

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