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From the list of acid-base indicators below, select the one BEST indicator for a titration with an equivalence point at pH 4.0 (BE CAREFUL-enter indicator name EXACTLY as it appears in table): pKa 0.80 Indicator Acid color Base color Yellow Methyl violet Blue Yellow Cresol red Malachite green Thymol blue Phloxine Orange IV Benzopurpurin Methyl yellow Methyl orange Bromophenol blue Congo red Dinitrophenol Alpha-Naphthyl red Bromocresol green Methyl red Ethyl red Azolitmin (litmus) Bromocresol purple Bromothymol blue Nitrophenol Phenol red 1.0 Red Blue-green Yellow 1.3 Yellow 1.7 Red 1.8 Colorless Pink 2.1 Red Yellow 2.8 Violet Red 3.3 Red Yellow 3.7 Red Yellow 4.0 Yellow Blue-violet 4.1 Blue Red 4.1 Colorless Yellow 4.3 Red Yellow 4.7 Yellow Blue 5.1 Red Yellow red Blue 5.4 Colorless 5.8 Red 6.3 Yellow Violet 7.0 Yellow Blue 7.2 Yellow Colorless Yellow Yellow Colorless Yellow 7.9 Red Thymol blue Phenolphthalein Alizarin yellow R 8.9 blue 9.4 Red 11.0 red

From the list of acid-base indicators below, select the one BEST indicator for a titration with an equivalence point at pH 4.0 (BE CAREFUL-enter indicator name EXACTLY as it appears in table): pKa 0.80 Indicator Acid color Base color Yellow Methyl violet Blue Yellow Cresol red Malachite green Thymol blue Phloxine Orange IV Benzopurpurin Methyl yellow Methyl orange Bromophenol blue Congo red Dinitrophenol Alpha-Naphthyl red Bromocresol green Methyl red Ethyl red Azolitmin (litmus) Bromocresol purple Bromothymol blue Nitrophenol Phenol red 1.0 Red Blue-green Yellow 1.3 Yellow 1.7 Red 1.8 Colorless Pink 2.1 Red Yellow 2.8 Violet Red 3.3 Red Yellow 3.7 Red Yellow 4.0 Yellow Blue-violet 4.1 Blue Red 4.1 Colorless Yellow 4.3 Red Yellow 4.7 Yellow Blue 5.1 Red Yellow red Blue 5.4 Colorless 5.8 Red 6.3 Yellow Violet 7.0 Yellow Blue 7.2 Yellow Colorless Yellow Yellow Colorless Yellow 7.9 Red Thymol blue Phenolphthalein Alizarin yellow R 8.9 blue 9.4 Red 11.0 red

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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From the list of acid-base indicators below, select the one BEST indicator for a titration with an equivalence point at pH 4.0 (BE CAREFUL-enter indicator name EXACTLY as it appears in table): Indicator pKa Acid color Base color Methyl violet Cresol red Malachite green Thymol blue Phloxine Orange IV Benzopurpurin Methyl yellow Methyl orange Bromophenol blue Congo red Dinitrophenol Alpha-Naphthyl red Bromocresol green Methyl red Ethyl red Azolitmin (litmus) Yellow Blue Yellow Blue-green Yellow 0.80 1.0 Red 1.3 Yellow 1.7 Red 1.8 Colorless Pink 2.1 Red Yellow Red Yellow Yellow 2.8 Violet 3.3 Red 3.7 Red Yellow 4.0 Blue-violet 4.1 Blue Red 4.1 Colorless Yellow 4.3 Red Yellow 4.7 Yellow Blue 5.1 Red Yellow Colorless Red Yellow 5.4 red 5.8 Blue Bromocresol purple Bromothymol blue Nitrophenol Phenol red 6.3 Violet 7.0 Yellow Blue 7.2 Colorless Yellow 7.9 Yellow Red Thymol blue Phenolphthalein Alizarin yellow R blue 8.9 9.4 Yellow Colorless Yellow Red 11.0 red
Transcribed Image Text:From the list of acid-base indicators below, select the one BEST indicator for a titration with an equivalence point at pH 4.0 (BE CAREFUL-enter indicator name EXACTLY as it appears in table): Indicator pKa Acid color Base color Methyl violet Cresol red Malachite green Thymol blue Phloxine Orange IV Benzopurpurin Methyl yellow Methyl orange Bromophenol blue Congo red Dinitrophenol Alpha-Naphthyl red Bromocresol green Methyl red Ethyl red Azolitmin (litmus) Yellow Blue Yellow Blue-green Yellow 0.80 1.0 Red 1.3 Yellow 1.7 Red 1.8 Colorless Pink 2.1 Red Yellow Red Yellow Yellow 2.8 Violet 3.3 Red 3.7 Red Yellow 4.0 Blue-violet 4.1 Blue Red 4.1 Colorless Yellow 4.3 Red Yellow 4.7 Yellow Blue 5.1 Red Yellow Colorless Red Yellow 5.4 red 5.8 Blue Bromocresol purple Bromothymol blue Nitrophenol Phenol red 6.3 Violet 7.0 Yellow Blue 7.2 Colorless Yellow 7.9 Yellow Red Thymol blue Phenolphthalein Alizarin yellow R blue 8.9 9.4 Yellow Colorless Yellow Red 11.0 red
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