. Part A Equilibrium and an Acid-Base Indicator - Equilibrium system: HA (aq) H* (aq) + A¯ (aq) Observations Record your results upon completing each of the following steps: Step 1 Color of bromothymol blue in distilled water Step 2 Name of reagent "A" causing color change when added Step 3 Name of reagent "B" causing a return to original color Analysis Complete the following: The acidic form of the bromothymol blue indicator, HA (aq), is The basic form of the bromothymol blue indicator, A (aq), is le an Hydrochloric acid Sodium hydroxide Explain why reagent A (in Step 2) caused the color change observed. in color. in color. Explain why reagent B (in Step 3) caused the color change observed.

. Part A Equilibrium and an Acid-Base Indicator - Equilibrium system: HA (aq) H* (aq) + A¯ (aq) Observations Record your results upon completing each of the following steps: Step 1 Color of bromothymol blue in distilled water Step 2 Name of reagent "A" causing color change when added Step 3 Name of reagent "B" causing a return to original color Analysis Complete the following: The acidic form of the bromothymol blue indicator, HA (aq), is The basic form of the bromothymol blue indicator, A (aq), is le an Hydrochloric acid Sodium hydroxide Explain why reagent A (in Step 2) caused the color change observed. in color. in color. Explain why reagent B (in Step 3) caused the color change observed.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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