Question 1
Bromcresol turns from orange to purple in the pH range of 5-6.5. The solution will be purple at the equivalence point of a weak acid-strong base titration.
◦ true
◦ false
Question 2
Bromphenol blue changes from yellow to blue in the pH range of 3-4.5. It is a good choice of an indicator of a weak acid-strong base titration.
◦ true
◦ false