Are the following test reagents soluble in the given solvents? Test reagents: Acetic Acid, Methyl Acetate, Acetic Anhydride, Coconut Oil, Salicylic Acid Solvents: Water, NaOH, HCl, Ethanol
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Are the following test reagents soluble in the given solvents?
Test reagents: Acetic Acid, Methyl Acetate, Acetic Anhydride, Coconut Oil, Salicylic Acid
Solvents: Water, NaOH, HCl, Ethanol
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Solved in 6 steps with 6 images
- Phenol is a functional group that is readily ionized by adjusting the pH of the aqueous solution during an extraction. What is the neutral and ionized form? How do you convert the neutral to the ionized form?When the aspirin is tested to see if it breaks down more efficiently in HCl or NaOH; a) why is a control test done using salicylic acid? b) what is the purpose of the FeCl3 in this aspirin test?1. Presence of interfering contaminants in the sample is an example of this error. 2. A substance that shows the endpoint of titration 3. Substance that can burn skin and eyes
- Give the (general) chemical reactions of each test and underline the product that is observable (i.e., positive test indicator) 1. Sodium metal test 2. Ester test 3. Ceric ammonium nitrate test 4. Acetyl Chloride test 5. Iodoform test 6. lucas test1.What would have happened in the titration if the phenolphthalein or thymolphthalein was not added to a sample solution? 2. Which of these would NOT be an appropriate solution for titration a basic solution? (Options are Sulfuric Acid Acetic Acid Nitric Acid Hydrochloric Acid 3.For your fine titrations, after reaching the x-1 mL mark from your rough titration, you should add EDTA in 1 mL increments until you reach the endpoint. True False
- In a two-vessel technique titration set-up, what is the unknown substance if the volume of phenolphthalein endpoint is greater than half of the volume of bromocresol green endpoint? A.a mixture of sodium hydroxide and sodium carbonate B.a mixture of sodium hydroxide and sodium carbonate C. a mixture of sodium hydroxide and sodium bicarbonate D. sodium carbonate onlyOrganic Qualitative Analysis Unknown Compound Results and Identification: Trace the route on the flow chart below using different colors for the 3 different unknowns. Also, fill in the blanks on the flow chart with the color of the products. All functional Groups Insoluble Soluble Solubility Test pH test Beilstein Test Negative Acidic Neutral Basic Positive Alkyl Halide Amine Baeyer Test Color: Feas Test Ceric Nitrate Negative Positive Test Negative Carboxylic Acid Positive Alkane Alkene Phenol Positive Color: Color: Color: Negative Alcohol Color: Color: Baeyer Test Negative Ketone Positive Aldehyde Color: Color:A. Why is there imidazole in the wash buffer?
- Why is sodium hydroxide used to test the solubility of phenol?In a two-vessel technique titration set-up, what is the unknown substance if the volume of phenolphthalein endpoint is greater than half of the volume of bromocresol green endpoint? a mixture of sodium hydroxide and sodium carbonate B sodium bicarbonate only a mixture of sodium hydroxide and sodium bicarbonate sodium carbonate onlyGive the (general) chemical reactions of each test and underline the product that is observable (i.e., positive test indicator) 1. Acetyl Chloride test 2. Iodoform test 3. lucas test