Question

If you are provided with an onion, how will you prepare an indicator?​

Answer 1

Answer:

Cut the onion into slices and place in a pot 2. Add water to cover and boil for half an hour We used a solution of commercial vinegar and a solution of sodium bicarbonate. We measured the pH of solutions with red litmus paper and we obtained: pH = 3 (red) for commercial vinegar, pH = 12 (Blue) for sodium bicarbonate.

Answer 2

Answer:

I want points sorry sorry bro