4. Two common buffers in biological research are PBS and TBS. What are the compositionsof these buffers and what types of experiments are they commonly used for? Cite anysources used.5. If you wanted to make a buffer with a pH of 9.4, what acid/base pair could you use?Report the pka of the acid and cite your source.

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Answered: 4. Two common buffers in biological…

Curren'S Math For Meds: Dosages & Sol

11th Edition

ISBN:9781305143531

Author:CURREN

Publisher:CURREN

Chapter9: Parenteral Medication Labels And Dosage Calculation

Section: Chapter Questions

Problem 3.3P

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3. What is the pH of a solution made by mixing 25.00mL of .1500M NaOH with 25.00mL of .2500M HClO2?
An aqueous solution contains 0.448 M dimethylamine ((CH3)2NH).How many mL of 0.240 M hydroiodic acid would have to be added to 150 mL of this solution in order to prepare a buffer with a pH of 10.500? ______________ml
3. What are the effects of the following solvents when mixed with lipids? What type of hydrolysis is present when mixed withthose solvents? Explaina. waterb. CCl 4c. Etherd. CHCl
6. Your pharmacy has on hand Robitussin CF Syrup (guaifenesin 100 mg/1 tsp).You receive a prescription for Robitussin CF Syrup and the patient is to receive 250 mg of guaifenesin q4h. How many milliliters will the patient receive in 1 dose? If you dispense a 4oz bottle of syrup, how many doses will the patient receive?
1, How is it possible for soap to have a pH greater than 10? What substance used in soap making that can give it such basic properties?
I want to make a buffer solution containing 1 M glycene pH = 10 (Na+), 1 mM ZnCl2 , 1 mM MgCl2. I have the stock solutions 1 M glycene, 1 M MgCl2, 1 M ZnCl2, and 10 M NaOH. My final volume of buffer solution needs to be 250ml. how much (in ml) of each solution should i put into my buffer?
3. What are the effects of the following solvents when mixed with lipids? What type of hydrolysis is present when mixed withthose solvents?a. waterb. CCl 4c. Etherd. CHCl 4. Explain enzyme hydrolysis.
20 mL solution is 2 M NaOH. If 0.5 M HCl is to be added to this solution, calculate the pH of the resulting solution: A. when 10 mL of the 0.5 M HCl is added to the original solution of the base (initial pH). B. When 50 mL H20 is added to the original solution of the base.
5. In the Chemical Changes experiment (E3) on copper, which of the steps can be omitted if our goal is only to obtain dry copper(II) oxide solid? a. Decanting and adding sulfuric acid to dissolve black precipitate b. Addition of NaOH to Cu(NO3)2 solution c. Filtering and heating until dry and fully black d. Boiling of previous solution until black
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1. What are the effects CCl 4 solvents when mixed with lipids? 2. Explain enzyme hydrolysis.

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4. Two common buffers in biological research are PBS and TBS. What are the compositions of these buffers and what types of experiments are they commonly used for? Cite any sources used.