Question: Consider the bases in Table. Which base would be the best choice for preparing a pH = 5.00 buffer? Explain how to make 1.0 L

Consider the bases in Table. Which base would be the best choice for preparing a pH = 5.00 buffer? Explain how to make 1.0 L of this buffer.
Table

Values of Ks for Some Common Weak Bases Conjugate Acid Name Formula NH3 CH3NH2 NH4 CHNH,-4.38 x 10-4 Ammonia Methylamine Ethylamine Aniline 1.8 x 10- 5.6 x 10-4 3.8 10-10 1.7 x 10- C,H N CGH,NH ne

Step by Step Solution

★★★★★

3.47 Rating (157 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

For a pH 500 buffer we want an acid with a pK a close to 500 For a conjugate a... View full answer

Question Has Been Solved by an Expert!

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

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

442-C-PC-E (406).docx

120 KBs Word File

Students Have Also Explored These Related Physical Chemistry Questions!

What would be the best choice in Worked-Out Problem 3.1 (on page 70) if you are already committed to paying an additional $1,500 for parts your mechanic has ordered? What would your net benefit be?

A chemist needs a buffer with pH 4.35. How many milliliters of pure acetic acid (density = 1.049 g/mL) must be added to 465 mL of 0.0941 M NaOH solution to obtain such a buffer?

A chemist needs a buffer with pH 3.50. How many milliliters of pure formic acid (density = 1.220 g/mL) must be added to 325 mL of 0.0857 M NaOH solution to obtain such a buffer?

please help with all of em! 3. [3 pts] You need to make a buffer solution just like that described in problem 2a. You have no sodium acetate (and no pH meter) but you do have plentiful supplies of...

Read the information and work out the number of Hcl added (mol) for buffers 1 and 2. Please make sure the unrounded answer is 5 or more significant figures work out the ph work out the buffer...

AP Chem Name Acids and Bases LAB 11 - ACID BASE TITRATION In today's lab you will determine the amount of calcium carbonate in a commercial antacid tablet. You will react this antacid with excess HC...

ttth Suppose that the sequence of bags {Bn | n N} is recursively enumerated by the computable function e(n, x) = fn(x), [7 marks] Hence prove that the set of all recursive bags cannot be recursively...

Solution A Solution B Kinetic Trial Deionized Water Buffer Starch 0.1 MH:0,*** 1 2 40 ml 3.0 ml 2.0 ml. 10 ml. 20 ml. 0.0 ml 5.0 ml 100 ml 100 ml 1.00 ml 100 ml 1.00 ml 1.00 ml. 100 ml 1.00 ml 0.3....

K=1.38100.10 Mydlo 0 :0 00 IT EN-C-H 11 HH pk, carboxylic acid = 2.34 pk, protonated amine 9.6 15. One form of the amino acid glycine is shown above. At which would this be the predominant form of...

A creative engineer suggests structuring the TLB so that not all the bits of the presented address need match to result in a hit. Suggest how this might be achieved, and what might be the costs and...

Port Enterprise Limited (PEL) issued $6,000,000 convertible debentures at January 1, 2019. The debentures have a four-year term, and interest is payable annually in arrears at a nominal annual...

Med Max distributes medical supplies to doctors offices and clinics throughout Alberta. Med Max sets its prices by marking up its cost of goods sold by 5%. For example, if Med Max paid $100 to buy...

ListenDraw an analogy between a relational database and a UML, how are the two related?A record ( row ) in a relational database is like a UML processThey are different technologies and are not...

Financial leverage reduces the WACC but at the same time gives rise to financial risk borne by the shareholders. Discuss.

What is the relationship between the K P for the two reactions 3/2H 2 (g) + 1/2N 2 (g) NH 3 (g) and 3H 2 (g) + N 2 (g) 2NH 3 (g)?

Starting with benzene and using any other necessary reagents of your choice, design a synthesis for the following compound. -NH2 -

Calculate the maximum non-expansion work that can be gained from the combustion of benzene(l) and of H 2 (g) on a per gram and a per mole basis under standard conditions. Is it apparent from this...

I. Fill in the blank using a number of terms listed below (@1 point). After-tax, Average, Before-tax, Bird-in-the-hand theory, Bond-yield-plus-risk-premium, Book, CAPM, Clientele effect, Common...

Solve an example of each case mentioned below: Case 01: Loan amortization table. Case 02: Choose an investment based on Payback Period, Profitability Index. Case 03: Choose an investment based on...

Question in Chemical Engineering Please Write Correct answer 7 9 .