Question: 3.- The weak acid lactic acid has a pKa value of 3.9. Over what pH range would the mixture of lactic acid and lactate be

3.- The weak acid lactic acid has a pKa value of 3.9. Over what pH range would the mixture of lactic acid and lactate be a useful buffer? 4.- Based on your knowledge of the structure of proteins, please provide three examples of amino acids that would be located in the core of a globular protein: Provide three examples of amino acids that would be located on the surface of the protein

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

What is the difference between a strong acid and a weak acid ? In your answer identify one example (name and chemical formula) of a strong acid and one example of a weak acid . Also include balanced...

Please solve the questions (1,2,3), not by handwriting, because I do not understand Question 1 Use the information below to assist you with answering questions. Buffer solutions function because the...

The bottom right corner for this picture below is the results for Part 2 of the experiment. All I need is the discussion. Experiment \#3 Absorbance Spectra, pKa and concentration of p-Nitrophenol...

A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq)=H+(aq)+A(aq) The equilibrium concentrations of the reactants and products are [HA]=0.170M,[H+]=2.00104M, and...

of 1000 Hepl Protein Seguences. together, and then placed in a 80C freezer for 20min to cellulose, which is eesential because Hept binds sugarfreene the solation, followed by lyophilization to...

I need help with the questions. Experiment \#3 Absorbance Spectra, pKa and concentration of p-Nitrophenol (PNP) Objective: Determine the absorbance spectra, pKa and concentration of the phenolic...

1. What is the pH of a 2.45103M sulfuric acid (H2SO4) solution? (Assume both H+dissociate completely). 2. What is the pH of a 3.77103M calcium hydroxide (Ca(OH)2) solution? 3. If the pH of a NaOH...

University [US] https://blackboard.stonybrook.edu/bbcswebdav/pid-4767555-dt-content-rid-34184837 1/courses/1194-CME-319 HW WEEK3 In chemistry, the pH of an aqueous solution is a measure of its...

please help Me to solve all this questions. 1 ) With the help of a catalyst a mixture of C H 4 and H 2 O in a 5 . 0 0 L container is found to contain 8 . 6 2 g of C O , 2 . 6 0 g of H 2 , 4 3 . 0 g...

Need some help with preperation calculations for TRISHCl/TRIS pH= 9.00, TRISHCl/TRIS pH= 8.08, and TRISHCl/TRIS pH= 7.20 at 0.1 M TrisHCl in mL. ASAP Thank upi INTRODUCTION A buffer solution is one...

A graphing calculator has determined this exponential regression equation based upon car value data: y = a*bx, a = 18,547.23 and b = 0.8625. What is the rate of depreciation 4 for this car? How much...

How are the final properties usually obtained in the constructional alloy steels? In the HSLA steels?

Calculate for each project the internal rate of return. Please show your workings. [10 marks] QUESTION 1 A company has N$200 000 to be invested on either project X or project Y with the following...

Your company is investigating various potential sources for new information system software. Management wants to integrate all aspects of the organization's business units into a single integrated...

7. True or False. Under the PPACA, Americans are free to decide for themselves whether or not they should have health insurance coverage. LO24.6

LO25.3 Explain how immigration affects average wages, resource allocation, domestic output, and group income shares.

6. Ralph will consume any health care service just as long as its MB exceeds the money he must pay out of pocket. His insurance policy has a zero deductible and a 10 percent copay, so Ralph only has...