Calculate the 5 different volumes of BSA needed for the standard curve. Prepare a table showing the volume of BSA and water needed in the cuvette for each concnetration
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Calculate the 5 different volumes of BSA needed for the standard curve. Prepare a table showing the volume of BSA and water needed in the cuvette for each concnetration
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- How much of 10,000x SYBR safe would you add to 50 ml to make a final concentration of 1x? V1= 0.005mL B.How will you set up the serial dilution? How many tubes do you need? What is the concentration in each? How much LB will you add to each tube? What volume of cells will you add?To the right is an image of a dilution that was performed. The volume above the top arrow indicates the volume that should be transferred to the next tube (i.e. Tube 1). The volume listed at the bottom-right of tube 1 indicates the volume of diluent that should be added to that tube. The stock concentration is 50μg/ml and you want to make a solution in tube 1 with a concentration of 0.4μg/ml and a total volume of 3ml. Stock ?ml Tube 1 ?ml a. How many milliliters of stock solution needs to be added to Tube 1? Round your answer to three decimal places (e.g. 0.111). b. How many milliliters of diluent needs to be added to Tube 1? Round your answer to three decimal places.The BSA stock solution from the previous problem was then diluted to generate a set of standard solutions of known concentrations. After performing biuret assay on these solutions, their absorbance at 540 nm were measured using a UV-vis spectrophotometer. The following data were obtained. Concetration of BSA Absorbance (mg/mL) 0.1 0.048 0.2 0.095 0.4 0.191 0.6 0.290 0.8 0.380 1.0 0.485 Calculate the (a) Linearity constant (r), (b) y-intercept, (c) Slope, and (d) Protein content of an unknown sample having an absorbance of 0.325.
- The standard curve to determine the amount of betacyanin is shown below. You extracted a red pigment from a beet disc (the mass of a disc is 2 g) using 10 ml of 20% ethanol solution. You measured absorbance of the solution above the beet disc every minute for a total time of 20 minutes. The increase in absorbance was linear during a period of time from 1 min to 10 min. The absorbance at 10 min was 0.8. Calculate the amount of betacyanin extracted from 1g of a beet tissue per minute. Explain your calculations. You can use Excel or a calculator.The doctor ordered Oxacillin 650mg every 6 hours. The instructions on the 2gm vial states to reconstitute with powder with 11.5ml of sterile water for injection, yielding 220mg/1.5ml. How many ml will you administer? using dimensional analysis and show workConsider the following from the Ampicillin for Injection, USP package insert: For Intramuscular Use: Label Claim 250mg 500mg 1g 2g Amount of Diluent (mL) Approx. Volume (ml) 0.9 1.7 3.4 6.8 1 2 4 8 a) What is the amount of diluent needed to reconstitute a 1 g vial? b) What is the powder volume for a 1 g vial of ampicillin? Approx. Concentration (mg/mL) 250 250 250 250 Later in the package insert you see: For Direct Intravenous Use: Add 5 mL Sterile Water for Injection or Bacteriostatic Water for Injection to the 250 and 500 mg vials and administer slowly over a 3 to 5-minute period. Ampicillin for Injection, 1 g or 2 g, may also be given by direct intravenous administration. Dissolve in 7.4 or 14.8 mL Sterile Water for Injection or Bacteriostatic Water for Injection, respectively, and administer slowly over at least 10 to 15 minutes. c) What is the amount of diluent needed to reconstitute a 1 g vial of ampicillin for direct IV injection d) What is the total amount of volume that will…
- Lead nitrate Stock Solution— Dissolve 159.8 mg of lead nitrate in 100 mL of water to which has been added 1 mL of nitric acid, then dilute with water to 1000 mL. Standard Lead Solution— On the day of use, dilute 10.0 mL of Lead Nitrate Stock Solution with water to 100.0 mL. Standard Preparation— Into a 50-mL color-comparison tube pipet 2 mL of Standard Lead Solution, and dilute with water to 40 mL, and mix. Test Preparation— Into a 50-mL color-comparison tube dissolve 1.0g ascorbic acid (mol wt 176.12) in 25 mL of water, dilute with water to 40 mL, and mix. Procedure— To each of the two tubes containing the Standard Preparation, the Test Preparation, add 2 mL of pH 3.5 Acetate Buffer, then add 1.2 mL of thioacetamide–glycerin base TS, dilute with water to 50 mL. Mix, allow to stand for 2 minutes, and view downward over a white surface. The color of the solution from the Test Preparation is not darker than that of the solution from the Standard Preparation. The colour is formed when…Calculate the volume of BSA stock that will be required to make the standard solutions needed to create the BSA standard curve. Be sure to show your work and include the volume of 0.02 M phosphate buffer required to reach a final volume of 1 mL. From a 2,000 μg/mL BSA stock, create 1 mL of each of the following stock solutions in 0.02 M phosphate buffer using individual microcentrifuge tubes: 50 μg/mL, 250 μg/mL, 500 μg/mL, 1,000 μg/mL, 1,250 μg/mL, 1,500 μg/mL. Be sure to properly label all the microcentrifuge tubes before creating the standards.6) 1 mL of supernatant is required for a procedure. The final colored solution proves to be too high to read accurately on the spectrophotometer. 100 μL of supernatant and 900 μL of distilled water are substituted for the original supernatant and the procedure, run as before. The reading from the standard curve is 46 mg/dL. What is the actual amount of substance in the patient serum?
- The drug dosage for the patient is calculated using a BSA of 1.9m2. If the order is 15mg per m2, how many milligrams is the desired dose?After performing the manual Albumin assay, you get the absorbance value of 0.205 for a 4.5 g/dL albumin standard and 0.114 for control A. What is the calculated value of the control? (just write a number with one decimal, the units will be mg/dL)Using the sodium chloride equivalent method, make the following solution isotonic with respect to the mucous lining of the eye (ocular membrane): Tetracycline hydrochloride: 10 g NaCl: x g Sterile distilled water, enough to make 1000 mL Report your answer in grams (to one decimal place).