Question: A titration curve for NaCO3 titrated with HCl is shown here. Suppose that both phenolphthalein and bromocresol green are present in the titration solution. State

A titration curve for NaCO3 titrated with HCl is shown here. Suppose that both phenolphthalein and bromocresol green are present in the titration solution. State what colors you expect to observe at the following volumes of added HCl:
(a) 2 mL;
(b) 10 mL;
(c) 19 mL.

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