How many mL of distilled water must be added to make the Benzalkonium chloride preparation isotonic

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Q: volumetric flask is made to prepare a certain chemical concentration through dilution for example if…

A: Asked : There is no volumetric flasks prepare 0.2N of acetic acid from 1 N acetic acid stock…

Q: 3. Prepare 40 ml of a 0.9% agarose gel. Work to assemble a small-sized gel apparatus and pour one…

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Q: 4.. After mixing 47 grams of glucose in 5 litres of 1X PBS, the final solution is %. A. 0.0094 B.…

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Q: 3. The following absorbance spectrum was collected. What color is the sample solution? Explain using…

A: As you posted multiple questions, we are supposed to answer only question as per our guidelines.…

Q: 8. When evaporation process is done, what happens to the liquid substance in a mixture? * O A. It…

A: 8. Evaporation is the process of separating dissolved solid in liquid. the liquid gets evaporated to…

Q: 1-Strong acid should add to the solvent ( not the opposite). Why ?

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Q: 1. What happened to the weight of the dialysis tubing in Beaker 1 (0% NaCl)? dach 2. What happened…

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Q: What volume of 10X TBE buffer should you use to make 100mL of 1X TBE buffer? 10mL 1mL 0.1mL 100mL

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Q: 2. How many grams of sodium acetate is needed to add to a 0.2M acetic acid to prepare a buffer of…

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Q: 2. Absorbance Data Table Absorbance Concentration O mg/dL = blank %3D 0.09 D.17 0.28 25 mg/dL 50…

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Q: 1. COMPARE AND CONTRAST the GEL FILTRATION and ISOELCTRIC PRECIPITATION in terms of the principles…

A: Compare and contrast the gel filtration and isoelectric precipitation in terms of the principles…

Q: 1- Are the following changes in conditions likely to increase or decrease retention time? a. faster…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A pharmacist prepares 80 mL of an isotonic solution of 1.1 %w/v Lidocaine HCl (E-value 0.2). To…

A: The ability of a solvent to cause cells to shrink or swell is referred to as tonicity. A…

Q: +2, and 4.03. the following 0.10 M solutions available: CH3COOH, NACH:C00, NHẠCI, NH3, NAHCO:, and…

A: A buffer is a solution that resists the change in the pH. The pH value of the buffer solution can be…

Q: Which of the following is the best explanation for a gel like this? A. Bromophenol blue was not…

A: SDS-PAGE (sodium dodecyl sulphate–polyacrylamide gel electrophoresis) is a discontinuous…

Q: An aqueous solution contains 0.34 M potassium cyanide. One liter of this solution could be converted…

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Q: What volumes of 50 mM CH3COOH and 30 mM NaCH3COO solutions are needed to prepare 2L of 20 mM acetate…

A: Given Values: The pH of acetate buffer = 3.6 Concentration and volume of acetate buffer = 20 mM and…

Q: 2. Explain why there is minimal change in the pH when a strong acid is added to a buffer as opposed…

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Q: You made a buffer solution by combining 250.0 mL of a 0.20 M sodium acetate solution with 50.0 mL of…

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Q: A 196 g saturated solution has a solubility of 96.0 g/100 g water. If somebody sneakily sip 6 g of…

A: Solubility represents the maximum amount of a substance that dissolves in a given amount of solvent…

Q: To prepare 500 mL of a 1X TAE buffer solution, we need to mix solution (so 25 times more…

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Q: How would you make wash buffer with 0.05M Tris containing 0.05M NaCl in 200ml at pH of 8.0

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Q: A solution contains 1.0 g of ephedrine sulfate in a volume of 100 mL. What quantity of sodium…

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Q: 1. Prepare 200 mL of an isotonic aqueous solution of thimerosal (MW 404.84; L iso 3.4). The…

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Q: How many milligrams of sodium chloride and lincomycin are required to prepare 100 mL of a 1%…

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Q: Ephedrine sulfate (fz. pt = -0.13°C). 2% Sodium chloride MW 58.5 Purified water qs ad. 30 mL…

A: INTRODUCTION- Lachrymal fluid is isotonic in nature of a 0.9% Nacl solution. Eye solution or…

Q: How do I prepare a 1 M ammonium acetate buffer with a pH of 7. I have solid ammonium acetate, .1 M…

A: Ammonium acetate buffer: Ammonium acetate buffer can be prepared from the reaction of ammonia with…

Q: 2. Which of the following is a buffer? Why or why not? Can you give the components responsible for…

A: Buffer: The solution that can prevent the changes in acidity or alkalinity of a substance is called…

Q: 3. Briefly explain how you could successfully separate an emulsion between an aqueous solution of…

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Q: #5.# a drug is order 100mg/m2 po BID.  How many milliliters will a patient receive if her BSA is…

A: Given data Desired dose ( ordered) = 100 mg/㎡ So 100 x 1.8 = 180 mg BSA = 1.80 ㎡ So 100 x 1.8 = 180…

Q: A 25.00 mL sample of 0.320 M LİÖH is titrated with 0.750 M HNO3 at 25 °C. Calculate the initial pH…

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Q: 8. A Patient received three different I.V. drug, each mixed in 50 ml of fluid, over 8 hours. The…

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Q: Which of the following description is correct? * A. A solution consist of a solvent dissolve in the…

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Q: 10% NaCl solution presents a more environment than a 5% NaCl solution. isotonic O hypotonic…

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Q: 1) Dilution fraction 2) Water

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Q: Prepare 100mL of a 20%v/v bleach solution.      i) What is the total volume of solution wanted?…

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Q: 2. Calculate the pH of a buffer containing 0.1 M sodium acetate and 0.2 M acetic acid (pKa = 4.76).

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Q: Propionic acid is provided (pKa = 2.0) to make a 0.1 M buffer at pH = 2.0. What is the ratio of…

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Q: Which of the following is MOST soluble in polar solvents? A H3C LOH В с D В OD Oc О А H3C. HO л HC…

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Q: 2. You are given 575mL of a .200M solution of NaOH and are adding 600mL of wate What is the new…

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Q: 2. Which of the following correctly describe the colligative properties of aqueous solutions? I.…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Which of the following is TRUE if pH is higher than the pka of the buffer? O [weak acid]…

A: A buffer is a solution that is composed of a weak acid and its conjugate base. The pKa value is the…

Q: Diluted solutions Solution 1 Solution 2 Solution 3 Volume stock solution (mL) 4.00 4.00 4.00 Volume…

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Q: An aqueous antifreeze solution is 45.0% ethylene glycol () by mass. The density of the solution is…

A: Hello, thank you for your question. This question is a chemistry question but we are providing you…

Q: I have a 25x stock solution of buffer. How many ml do I add to water to make 50ml of 1x buffer O A.…

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Q: What is the concentration of the solution prepared by diluting 50 µl of ampicillin (1.0 mg/ml) to a…

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Q: I want a solution that is 1/10th the strength of my stock solution. I want 20 microliters of total…

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Q: 10. Why would it be inaccurate to say that solution that maintains a constant pH? KU a buffer is a

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