Explore BrainMass

Explore BrainMass

    Bromothymol Blue : Ka and Ionic Strength

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!


    1. Explain why it is not necessary to know the exact concentration of bromothymol blue in the solution.

    2. The pKa value can also be determined from Figure 4 - explain.

    3. The acid dissociation constant for bromothymol blue is dependent on ionic strength of solution.

    Determine the ionic strength of bromothymol blue by interpolating the values given below.

    Please see the attached file for the fully formatted problems.

    © BrainMass Inc. brainmass.com December 24, 2021, 8:06 pm ad1c9bdddf


    Solution Summary

    This solution explains:

    1) How to find pKa of a weak acid using a titration curve.

    2) How to find the ionic strength of bromothymol blue using a dissociation constant.