What is the effect on the stability of milk foams when gelatin is added
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What is the effect on the stability of milk foams when gelatin is added?
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- What will happen to the hard gelatin capsule if dissolved in water and vinegar for under 10 minutes, 30 minutes, and 1 hour?NEORAL oral solution contains 100 mg/mL of cyclosporine. If a pharmacist prepares 30 mL of an oral solution containing 10% w/v cyclosporine, how many milliliters of diluent should be used?How much nystatin stock (50 mg/mL) needs to be added to 15 mL of tryptic soy agar to give a final concentration of 50 μg/mL?
- As a part of a clinical study, a pharmacist is asked to prepare a modification of a standard 22 g package of a 2% mupirocin ointment by adding the needed quantity of mupirocin powder to prepare a 3% w/w mupirocin ointment. How many mil- ligrams of mupirocin powder are required?How many mL of the 1 M glucose stock solution do you need to prepare 100 mL of a 1 mM glucose solution?If you were filling 500 mg of acetaminophen alone in a gelatin capsule, what capsule size would you choose to fill and why?
- please explain The porosity of the PAGE gel is determined by the ratio of acrylamide and the amount of .............................. (TEMD, bis-acrylamide, SDS, Glycine, Coomassie blue, iodocetate acetate, His tag, ammonium persulfate)The 3 proteins have the following properties. Which is the correct order of steps to extract them? + ethyl acetate, + (NH4)2SO4 at 20% saturation, centrifugation, + detergent (Triton X), buffer the lysate (pH=10), centrifugation, collect precipitate + ethyl acetate, + detergent (Triton X), + (NH4)2SO4 at 20% saturation, centrifugation, buffer the lysate (pH=10), centrifugation, collect precipitate + 1 M NaCl, + detergent (sodium dodecyI suIfate), centrifugation, +(NH4)2SO4 at 60% saturation, buffer at pH 7, centrifugation, collect precipitate + ethyl acetate, adjust pH to 7.3, centrifugation, collect supernate, +detergent (Triton X) to precipitate, +(NH4)2SO4 at 30% saturation, centrifugation, collect precipitateDetermine the weight/volume of the chemicals needed to prepare the following solutions: a) 100 ml of 0.9% (w/v) saline (NaCl) b) 30 ml of 50% glycerol (v/v) c) Electrophoresis requires TAE, which is a specific mixture of Tris base, acetic acid, and EDTA. TAE is normally made as a 50X concentrated stock. Provide a recipe to make 40 ml of 50X TAE. The recipe for one liter of 50X TAE is as follows: 242g Tris base, 57.1 ml glacial acetic acid, 100 ml 0.5 M EDTA
- In ion-exchange chromatography, amino acids are separated on the basis of electro-static interactions and hydrophobic interactions with the resin. The chemical structure of the resin pol-ymer with a negatively charged sulfonic acid group is shown to the right. An elution profile for the aminoacids using this resin is given below. Based on the elution profile above, explain the following:You have 10 mg/ml ethidium bromide solution. If you add 5 µl of this to 50 ml of agarose gel solution, what will be the final concentration of ethidium bromide in the gel solution in mg/ml?Explain how do you prepare a 25-mL solution of 1 mg/mL cholesterol stock?