Choose the best indicator for the titration. 14 12 10 pH 8 6 4 2 volume of reagent (mL) Bromocresol Green, pKa = 4.7 Methyl Violet, pKa = 1.7 Phenolphthalein, pKa = 9.2 Phenol Red, pKa = 7.3
Added by Timothy R.
Close
Step 1
7 - Methyl Violet, pKa 1.7 - Phenolphthalein, pKa 9.2 - Phenol Red, pKa 7.3 Show more…
Show all steps
Your feedback will help us improve your experience
Adi S and 79 other Chemistry 101 educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Ronald P.
Select the most suitable indicator for the titration of 0.1 M aqueous sodium acetate with 0.1 M HCl. Data: pKb (sodium acetate) = 9.26 Colour change range (pH units) Bromocresol green 4.0 – 5.8 2,4-Dinitrophenol 2.5 – 3.5 Phenol red 6.3 – 8.0 Thymol blue 8.0 – 10.0
David C.
Phenolphthalein has a pKa of 9.7. It is colorless in its acid form and pink in its basic form. For each of the pH values, calculate [In-]/[HIn] and predict the color of a phenolphthalein solution. a. pH = 2.0 b. pH = 5.0 c. pH = 8.0 d. pH = 11.0
Recommended Textbooks
Chemistry: Structure and Properties
Chemistry The Central Science
Chemistry
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD