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Equivalence point pH = Use correct number of significant digits;

Equivalence point pH = Use correct number of significant digits;

Chemistry
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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When 25 mL of 0.12 M aqueous ammonia is titrated with 0.12 M hydrobromic acid, what is the pH at the equivalence poir Equivalence point pH = Use correct number of significant digits; Using the table below, select all indicators that could be used for the titration given above. Approximate pH Range over which the Color Changes Color Change (lower to higher pH) Indicator Methyl green 0.2-1.8 Yellow to blue Thymol blue 1.2–2.8 Yellow to blue Methyl orange Ethyl red Methyl purple 3.2-4.4 Red to yellow 4.0-5.8 Colorless to red 4.8-5.4 Purple to green Yellow to purple Bromocresol purple Bromothymol blue 5.2-6.8 6.0–7.6 Yellow to blue Phenol red 6.4-8.2 Yellow to red/violet Litmus 4.7-8.3 Red to blue Cresol red 7.0-8.8 Yellow to red Thymol blue Phenolphthalein 8.0-9.6 Yellow to blue 8.2–10.0 Colorless to pink Thymolphthalein 9.4–10.6 Colorless to blue Alizarin yellow R 10.1–12.0 Yellow to red Clayton yellow 12.2-13.2 Yellow to amber
Transcribed Image Text:When 25 mL of 0.12 M aqueous ammonia is titrated with 0.12 M hydrobromic acid, what is the pH at the equivalence poir Equivalence point pH = Use correct number of significant digits; Using the table below, select all indicators that could be used for the titration given above. Approximate pH Range over which the Color Changes Color Change (lower to higher pH) Indicator Methyl green 0.2-1.8 Yellow to blue Thymol blue 1.2–2.8 Yellow to blue Methyl orange Ethyl red Methyl purple 3.2-4.4 Red to yellow 4.0-5.8 Colorless to red 4.8-5.4 Purple to green Yellow to purple Bromocresol purple Bromothymol blue 5.2-6.8 6.0–7.6 Yellow to blue Phenol red 6.4-8.2 Yellow to red/violet Litmus 4.7-8.3 Red to blue Cresol red 7.0-8.8 Yellow to red Thymol blue Phenolphthalein 8.0-9.6 Yellow to blue 8.2–10.0 Colorless to pink Thymolphthalein 9.4–10.6 Colorless to blue Alizarin yellow R 10.1–12.0 Yellow to red Clayton yellow 12.2-13.2 Yellow to amber
litmus bromothymol blue methyl orange methyl green ethyl red thymol blue methyl purple clayton yellow phenol red bromocresol purple cresol red thymol blue O phenolphthalein thymolphthalein alizarin yellow R
Transcribed Image Text:litmus bromothymol blue methyl orange methyl green ethyl red thymol blue methyl purple clayton yellow phenol red bromocresol purple cresol red thymol blue O phenolphthalein thymolphthalein alizarin yellow R
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