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- Is there any example of liquid liquid phase separation of homogeneous mixture in our daily life?Miscible liquids from homogeneous mixture when added together. is Toluene miscible with water?, or With ethyl alcohol?Most calcium supplements have calcium carbonate as the main ingredient. Other supplements that have calcium citrate as the main ingredient are advertised as being moreeasily absorbed. Do you consider this a valid claim? Why?
- Give two ways to separate thixotropic mixtures ( just give the answer in words don't explain please)Distillation is best done at what speed? a) Very fast to avoid loss of material b) The rate of distillation isn't all that important c) Very slow to get the best separation d) At a moderate speed, but no faster than a degree of equilibrium can be maintained1. How to collect main batch of crystals using vacuum filtration (Set-up, things to remember)• Why use small amounts of cold water for washing? What is being washed away (2things)?2. Why measure the volume of mother liquor in a graduated cylinder?3. How to let the main batch of crystals dry/how will they be stored until next week?4. How to collect the small amount of crystals from step 4 (those that were not subjected tocrystallization)• What can we expect of this small batch of crystals compared to the main batch?
- A student was trying to prepare acetaminophen in the laboratory. She found a melting point range of 169-173. The melting of acetaminophen is reported to be 168-172c. How could the student have verified that the produce is acetaminophen? Group of answer choices. Retake the sample melting point with more material in the sample. Ask the lab partner to measure the melting point of the sample. Take a mixed melting point with an authentic sample of acetaminophenWhy do meltiing, freezing and boiling point varies and depends on a kind of matter? Not less than 6 sentences.Cite evidence from the images.
- why is a fractionating column better able to separate liquids?Why viscosity of fluid affect the capillarity height?1. Explain the importance of using a thermometer in the simple distillation setup? 2. Enumerate the characteristics of a substance for it to be separated from the heterogeneous mixture by steam distillation? Please explain well and don't copy from google