A titration curve for Na₂CO₃ titrated with HCl is shown here. Suppose that both phenolphthalein and Bromo cresol 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.

Transcribed Image Text:

11 10 9. 8 7 6 3 10 15 20 HCI (mL) 5 4. 2. Hd