the stationaryphase is a thinlayer of silicagel or aluminaon a glass,metal or plasticplate?
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the stationaryphase is a thinlayer of silicagel or aluminaon a glass,metal or plasticplate?
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- what is 3 ocular units, 4.2 ocular units, 5 ocular unit, 3.6 ocular units, and 8 ocular units into micrometers with step by stepA mixture of lipids containing phosphatidic acid, cholesterol, testosterone, and phosphatidylcholine was applied to a hydrophobic interaction chromatography column. The column was then washed with increasingly nonpolar solvents. IWhat order would the lipids be eluted from the column?Part a) Explain the entropic and enthalpic arguments for micelle formation. Part b) Explain the entropic and enthalpic arguments for a bilayer formation.
- Which representation(s) show polymer structures that are likely to result in rigid, hard materials and those that are likely to result in flexible, stretchable, soft materials? A B D E F CI- G H IIn a polyacrylamide gel electrophoresis, the gel consists of specific gel components. name themGelatin consists of collagen that is suspended in and hydrated by water. What happens to gelatin when NaCl is sprinkled over its surface?
- High-density polyethylene (HDPE) is opaque while low-density polyethylene (LDPE) is transparent. Which of PE’s two forms has the higher Tm? Justify your answer.If FOV is 5 mm and the number of cells in FOV is estimated at 35, what is the cell size in mm? In micrometers?A mixture of lipids containing phosphatidic acid, cholesterol, testosterone, and phosphatidylcholine was applied to a hydrophobic interaction chromatography column. The column was washed with a high salt buffer and the lipids were eluted with decreasing salt concentrations. In what order would the lipids be eluted from the column? Explain your answer.
- If the agar instructions say to mix 50 grams of agar in 1 liter of water, how many grams of agar would you mix into 100 milliliters of water to get the proper concentration of agar?NMR is considered a low-sensitivity spectroscopic technique. What is the physical basis of NMR's insensitivity?What physical method is most frequently use to determine three dimensional structures of protein? Fluorescence spectroscopy Electron microscopy X ray crystallography Nuclear magnetic resonance spectroscopy Mass spectrometry