1. Acids and Basesa. How reliable are the indicators (red cabbage and phenolphthalein) in the testing of these household substances? b. Suggest how these tests be converted to specific (numeric) pH values. Results (Data):SubstanceRed cabbagePhenolphthaleinAcid/BaseLemon juiceLight RedNo color changeAcidVinegarRedNo color changeAcidWindow CleanerGreenish-BlueVioletBaseToilet CleanerPurpleNo color changeAcidBaking sodaBlueLight PinkBaseBaking powderBlueNo color changeBaseNaCl (table salt)Bluish-PurpleNo color changeNeutralMilkLight PurpleNo color changeNeutralUnknown #1BlueNo color changeNeutralUnknown #2Bluish-GreenLight PinkBaseUnknown #3RedNo color changeAcid

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1. Acids and Bases a. How reliable are the indicators (red cabbage and phenolphthalein) in the testing of these household substances?

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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