Which of the following stability factors would affect the acidity or alkalinity of an IV solution?Select one:a. number of additivesO b.O C.O d.TemperatureContact timepH

When discussing pharmaceuticals and chemical solutions the term "stability factors" refers to a…

Answered: Which of the following stability…

Phlebotomy Essentials

6th Edition

ISBN:9781451194524

Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Chapter1: Phlebotomy: Past And Present And The Healthcare Setting

Section: Chapter Questions

Problem 1SRQ

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Complete the table
points) You have to make 50mL of 0.05M HCI from a 10M HCI stock solution, but the onlymeasuring devices available are 100mL graduated cylinders and 10mL serological pipes. Howcould you accurately make the dilute HCI solution (clearly explain)?
The before and after fluids were observed to detect the movement of starch across the dialyzing membrane. The tables below shows the test results using chemical indicators like iodine test. BEFORE Fluid in the beaker yellow (absence of starch) Fluid in the bag black (presence of starch) AFTER Fluid in the beaker yellow (absence of starch) Fluid in the bag black (presnece of starch) Was there a movement of starch across the dialyzing membrane? Why or why not?
An order was received for 3000 mg of powder medication to be reconstituted with 15 mL for use. The final concentration will be 120 mg/mL. What is the powder volume contained in the vial?Group of answer choices
You want to use a serial dilution to make a 1/50 dilution. The first dilution you make is a 1/5 dilution with a total volume of 1 ml. To make that dilution you would add of your stock of your solution and of your solvent. Then you make a 1/10 dilution and add of your solvent. first dilution and O 0.1 ml, 0.9 ml, 0.2 ml, 0.8 ml O 0.3 ml, 0.7 ml, 0.1 ml, 0.9 ml O 0.2 ml, 0.8 ml, 0.1 ml, 0.9 ml 0.2 ml, 0.8 ml, 0.3 ml, 0.7 ml O None of these answer choices
If skin cleaning solution is to be diluted 1 teaspoon to 64 ounces of water, how much water would need to be added to a container containing 1/4 teaspoon of skin cleaning solution?
The formula below is for an oral mixture used to treat pain and infections in the mouth. How many units of nystatin would be in a usual two teaspoonful dose given to a patient? Rx Nystatin 100,000 units/mL 60 mL Solu-Cortef 240 mg Benadryl Elixir qs 480 mL O a. 62500 units Ob. 1000000 units Oc. 125000 units Od. 100000 units Oe. 37500 units
Sucrose + H2O(negative control): Colorless to brown solution: Blue solution Conclusion for Iodine test A. amylose present B. amylose not present Conclusion for Benedict's test A. reducing sugars not present B. reducing sugars present Sucrose + HCl(potential hydrolysis): unchanged compared to sucrose+water: Conclusion for Iodine test A. more amylose present B. LESS amylose present C. NO change Conclusion for Benedict's test a. more reducing sugar present b. less reducing sugar present c. no change Did hydrolysis of sucrose occur in the presence of acid? A. Yes B. no
A pharmacy intern is asked to prepare 3 liters of a 30% w/v solution. The pharmacy stocks the active ingredient in 8-ounce bottles of 70% w/v strength. How many bottles will be needed as the source of the active ingredient?
Can you explain the various options and how did you come to the answer? How to determine when something is a weak acid or base or strong acid or base? Is there are any trick?
Which of the following match buffer solution:A- Consists of a mixture of a weak acid and its conjugate baseB- Can resist change in pH when small to moderate amounts of weak acid or weak base is addedC- Can resist change in pH when large amounts of strong acid or strong base are addedD- Consists of a mixture of a strong acid & its conjugate baseE- Can resist change in pH when small to moderate amounts of weak acid or strong base are added
The acidity of our skin (pH~4.5-5.5) helps maintaining the skin's cells and prevents the growth of some microbes. Therefore, its always recommended to use gentle skin soap to maintain the acidity of the skin, these products contain mainly: Select one: a. Strong acid to maintain the pH of the skin O b. Weak acid to significantly decrease the pH of the skin O c. Weak base to maintain the pH close to 7 O d. Weak base to increase the pH of the skin O e. Weak acid to maintain the pH of the skin In which of the following do you expect to have highest emergent properties? Select one: O a. Tissue O b. Community Oc. Cell O d. population O e. Organisms

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Which of the following stability factors would affect the acidity or alkalinity of an IV solution? Select one: O a. O b. O C. d. number of additives Temperature Contact time pH