Indicactor Lab What is in each test-tube? What validation do I have of this? Test-tube A: Test-tube A had water in it. I can base this on the fact that it was a neutral, reacting fractional to red or savoury litmus test test paper. Phenolphthalein excessively did not react to this fondness. The pH value was 7, neutral, also adding to the proof that this nucleus was water, because water is neutral. The substance was clear and odorless, and all of these reactions combine guide me to my inference of substance A being water. Test-tube B: Test-tube B had spoi direct milk in it. The substance reacted to blue litmus paper, and red litmus paper underwent no change.
Phenolphthalein did not change, and the pH value was 6, a weak acid. The appearance of this substance was a thick, white liquid that had a horrible odor. These observations led me to my conclusion that substance B is spoiled milk. Test-tube C: Test-tube C had ammonia water in it. The substance reacted to red litmus paper, and it had no progeny on blue l...If you want to aspire a abounding essay, order it on our website:
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