Indicactor Lab
Beginning of paper
What is in each test-tube? What proof 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 neither to red or blue litmus paper. Phenolphthalein also did not react to this substance. The pH value was 7, neutral, also adding to the p ....
Middle of paper
.... turned a hot pink color very quickly, and the pH value was about 11.5. The substance was clear and had a strong odor to it. These results led me to my conclusion that substance C is ammonia.
Test-tube D: Test-tube D contained lemonade. The substance reacted to blue litmus paper, and red litmus underwent no changes. It had no effect on Phenolphthalein, and its pH value was 3, a strong acid. Knowing that lemons are very acidic, and that the substance was yellow and sweet smelling, I ....
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Word count: 430
Page count: 2 (approximately 250 words per page)
