How should a research prepare 10 ml of 1x phosphate-buffered saline (PBS) from a 10x stock of PBS?

Q: 8)For an adult rhe recommended dietey allowed for Se is 55 migrocrams a day. How many miligrams of…

A: 1 microgram = 0.001 milligram Then  55 microgram = 55 × 0.001 milligram = 0.055 milligram

Q: E. 5 ml of a 2 micromolar solution of lysozyme. Find Molecular weight as mentioned above.

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Q: choices. n-protein nitrogen in blood means that each 100 mL of blood contains 50 ent to milligrams…

A: Miligram percent means mass of a substance in 100 mL solution

Q: For each of the electrolytes measured in Suzie’s blood tests, indicate whether the test indicates…

A: 1) Sodium (Na+): 126 mmol/L     Sodium level in the blood is below normal . The normal values has to…

Q: Calculate the one-day administered mL of amoxicillin suspension for otitis media for a 18-month-old…

A: Given ,  weight of baby = 29.1 lb              dose of amoxicillin suspension needed = 40. mg/kg…

Q: The medication order calls for adenosine 10 mg in 50 mL NS to be administered IVPB over 20 min. What…

A: The concentration of the adenosine  is 10 mg in 50mL.

Q: What is the concentration of the solution prepared by diluting 200 µl of kanamycin (25 mg/ml) to a…

A: (1 )Kanamycin have 25mg/ml That is 1 ml have 25 mg 200 u ml= 10-9x 200 ml = 2 x 10-7 ml have = 2 x…

Q: How many grams of NaOH will you need to add to 5.0 mL of deionized water to obtain a 3.0 M solution?

A: Given that, Molarity of NaOH= 3.0 M volume= 5.0 ml = 0.005 L molar mass of NaOH= 40 g mol-1 mass of…

Q: A powder batch requires mixing 150 mg of oxazepam powder, 2 gr of dye, and enough lactose to make…

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Q: Where did the 1.3x10^-32 come frome in this solution?

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Q: How does the principle of dialysis help clear toxic wastes from the human body?

A: Dialysis is the process by virtue of which the kidneys filter your blood by removing waste and…

Q: Which of the diet sodas have the lowest concentration of aspartame? Which standard best reflects…

A: dd

Q: What volume and concentration of HSOawill be needed to exactly neutralize 20 cm³ of 0.3 6. M NAOH? A…

A: Acid reacts with base to form salt and water. Write the reaction of acid H2SO4 with base NaOH.…

Q: What volume of purified water, in milliliters, do you need to add to 5 mL promethazine 2 mg/mL…

A:

Q: What is the mass (in kg) of a 2.0 L of fat

A: density = mass/volume  so, mass = volume × density

Q: the concentration of B in mg/L? 2.16 x 10-3 mg/L -3 4.62 x 10 mg/L 5.02 x 10-2 mg/L 2.61 x 10-3 mg/L…

A: Concentration of B = 2.61 x 10-3 mg/L Concentration of A = 4.62 x 10-3 mg/L

Q: Two 10-mL samples of urine have specific gravities of 1.003 and 1.030. What is the difference in…

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Q: Calculate the water content of antibiotic powder weighing 350 mg. The water equivalent factor is 4.6…

A: The % of water content in the drug is determined by the formula is shown below. The antibiotic drug…

Q: A 0.200-g fat was reacted with excess ICl. The remaining ICl was reacted with KI to form I2 and the…

A: Given: Weight of fat sample = 0.200 g

Q: 3. Animation 4.1 Refer to the table showing three substances (A B, and C) transported across the…

A: Diffusion through membranes is of two types: 1. Simple Diffusion: It works for smaller…

Q: Which of these polyprotic adids can go for 3 rounds of donations?

A: We have to tell which acid can donate H+ three times

Q: 3. What would the new concentration be is 5 mL of 3 M H2SO4 was diluted up to 25 mL?

A: Concentration of the new solution can be determined using the dilution expression,

Q: Which ONE of the following is the correct amount of hydrocortisone contained in 50g of 0.5% (w/w)…

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Q: A 2.6 g sample of plant tissue was analyzed and found to contain 3.6 mg zinc, what is the…

A: Ppm is one of the ways to represent the concentration of solution  Here we are required to express…

Q: A patient weighing 119 lb is to receive 300 mg of medication in 750 mL solution is to be titrated at…

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Q: A student determined that it took 5.65 mL of NBS to reach an endpoint with a standard solution that…

A: Solution - According to the question - Given - 5.65 mL NBS is used to reach end point concentration…

Q: Mrs. Garner wants to consume at least 0.18 mg of folic acid every day. If one mL of orange juice…

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Q: If a 65-year-old female who weighs 110 lb and has a serum creatinine level of 1.3 mg/dL, what is her…

A: We have to calculate the CrCl for a 65 year old female whose weight is 110 lb and her serum…

Q: how many 3 oz oranges would you need to eat to meet the US recommended daily allowance of 60.0 mg of…

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Q: You have 1oml of a 60% stock dye solution. What is the maximum amount of a 12% dye solution you…

A: Given, Initial concentration of solution, C1 = 60% Initial volume of 60% solution, V1 = 10 mL Final…

Q: What volume of a 5.0% (w/v) solution of ketamine contains 75 mg?

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Q: 3. Barium chloride reagent is used to confirm the authenticity of a medicinal product? A) Bismuth…

A: Barium chloride is an inorganic compound with the formula BaCl2. It is one of the most common…

Q: What is the effect in tablet weight when the concentration of Avicel® PH 101 and compression force…

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Q: If a commercial was aired that claimed a new antacid was able to neutralize 25 times more acid as…

A: Antacids are drugs that are used to treat upset stomach, indigestion, etc. It works by lowering the…

Q: What is the purpose of the ion exchange resin? a. The ion exchange resin takes out Ca2+ and gets…

A: Ion resins are used for softening water.

Q: 7. Protein Gel Running Buffer is made and kept at 12X concentration for storage. You will need 0.55…

A: During dilution the number of moles remain same. Therefore number of moles of concentrated solution…

Q: What is the concentration (In parts per million) of DDT for 3 x 10^-4 in 1.3kg of fish tissue?

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Q: GST protein has a molecular weight of 26kDa.  You want a 0.5µM solution of the protein in 100mL. How…

A: Given data, Molecular weight of GST protein = 26 kDa  Concentration = 0.5 µM Volume= 100.0 mL Since,…

Q: quilibrium are two very important biological and chemical concepts. Classify whether the 2nd…

A: Yes the intracellular concentration of sodium is less than that of extracellular concentration.…

Q: How many mg of active ingredient present in a 30g tube of a 0.05%w/w fluticasone ointment? are

A: Given :-  %w/w = 0.05%  Mass of tube = 30 g  To calculate :-  Mass of active ingredient (in mg)

Q: A female patient has blood hemoglobin of 9.5% (m/V). The normal level is between 12 and 16 g/dL.…

A: The molarity or the concentration can be defined as the ratio of number of moles of solute which are…

Q: what is the volume in mL required to give a 15 mg dose of haloperidol from a 2 mL ampule containing…

A: Given information:        Desired dose = 15 mg Dose of haloperidol = 10 mg/mL

Q: what is the volume (in L) of amoxicillin syrup 125 mg/ 5mL required by a child prescribed with 250…

A: The amount of amoxicillin syrup given per 5 mL is 125 mg. The amount of amoxicillin given to child…

Q: Abdominal inject a small white rat (18g) with a dosage of 10mg/kg,drug concentration is 0.1%,How…

A: The concentration depiction in % (percentage) is computed by taking mass over volume multiplied by…

Q: Tabulate the difference between plasma and serum

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Q: Bennt yd 9gOOUP 75. How many liters of a 0.500 M sucrose (C12H22011) solution contain 1.5 kg of…

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Q: 4.1 Lay out or make 1 small slice each of the foodstuffs assigned on watch glasses. You may use also…

A: answer food stuff                         iodine test  result                                 bread…

Q: To prepare a 75ml agarose gel at 0.8% concentration, how many grams of agarose will be needed?

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Q: Is Sugar water concentrated or diluted? Is deionized water concentrate or diluted? Is a sports…

A: Concentration of the solution is given by the amount of solute dissolved in a specific amount of the…