What are buffer solutions? - ProProfs Discuss
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What are buffer solutions?

Asked by huncol, Last updated: Apr 24, 2024

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7 Answers

W. Kaye

W. Kaye

Here to answer and learn

W. Kaye
W. Kaye, Ex-Marine, Post Graduate, Chapel Hill

Answered Oct 12, 2020

Buffer solution refers to an aqueous solution that consists of a mixture of a weak acid as well as its conjugate base or a mixture of a weak base and its conjugate acid. A buffer solution can also be referred to as a hydrogen ion buffer or pH buffer when a little amount of strong base or acid is added to a buffer solution; its pH changes just a bit. One of the major things that buffer solutions are used for is to serve as a medium for keeping the pH at an almost constant value even in a large variety of chemical applications.

In nature, several systems exist that make use of buffering in order to regulate the value of pH. When you want to regulate the pH of blood, for example, you can use a system referred to as the bicarbonate buffering system.

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M. Gomez

M. Gomez

Loves to pen down her thoughts on diverse topics.

M. Gomez
M. Gomez, Writer, Mass communication, Leeds

Answered Sep 30, 2020

You should first know what a buffer solution is. Basically, this is something that will resist some changes in pH when there are some small quantities of an acid that are available.

Out of all the different statements that have been written about the buffer solution, the correct statement is: “Buffer solutions have the capacity to react with small amounts of added acid or base without affecting the hydrogen ion concentration of the solution.”

Remember that a buffer solution will be able to maintain a constant pH when acids or bases are added to the solution. Buffers will always have a PH=7.

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D. Gray

D. Gray

D. Gray
D. Gray

Answered Sep 28, 2020

Buffer solutions are chemical solutions. These solutions do not change the acidity or the PH. Buffer solutions are in the water, and they are a combination of salt and either a weak base or a weak acid.

When these are added to the solution, the PH does not change. There are two types of buffer solutions. The first is acidic. The second is basic. Both of these solutions are weak, and they are salts.

When acid is added to the solution, the H+ ions concentration increases; this is done to keep the small amount of ions are combined. When a base is added, the H+ ions concentration will decrease

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P. Halah

P. Halah

P. Halah
P. Halah

Answered Sep 25, 2020

A buffer solution is more precisely referred to as a pH buffer. A buffer solution is basically an aqueous solution that consists of the mixture of a very weak acid and its conjugate base or a weak base and its conjugate acid.

The changes in pH are very little when a little amount of strong acid or base is added to it. Buffer solutions are used to keep pH at an almost constant value. It has a broad spectrum of applications in chemistry. There are various systems that naturally use buffering for the regulation of pH.

Types of buffer solutions include the acidic buffer solution and the alkaline buffer solution. The acidic buffer solution is actually one whose pH is less than 7. They are produced from a weak acid and one of its salts. At the same time, an alkaline buffer solution has its pH greater than 7. It is produced from a weak base and one of its salts.

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C. Hughes

C. Hughes

Learning new things along with my music

C. Hughes
C. Hughes, Musician, MA, Bradford

Answered Sep 23, 2020

A buffer solution is an aqueous solution containing a combination of a weak acid and a conjugate base, or vice versa. It’s pH rarely changes when a small amount of strong acid or base is added to it. Buffer solutions are used for maintaining pH at a constant value in width variety of chemical applications.

Many different systems use buffering for pH regulation. Buffer solutions attain their resistance to pH change because of an equilibrium between the weak acid HA and the conjugate base. The pH of a solution including a buffering agent can only differ within a limited range, regardless of whatever may be present in the solution.

In industry, buffering agents are applied in the fermentation processes and establish the appropriate conditions for dyes utilized in coloring fabrics. They are also employed in chemical analysis and adjustment of pH meters.

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D. Loukas

D. Loukas

Calculating, Processing, Integrating, Differentiating are what intrigues me the most in a very beautiful way.

D. Loukas
D. Loukas, Maths Professor, Diploma in Mathematics, Beverly hills, California

Answered Sep 20, 2020

A buffer solution is also known as the pH buffer. This is known to be a type of aqueous solution that will be composed of one weak acid and one conjugate base. There are also instances when it will be composed of one conjugate acid and one weak base. These can be interchanged.

The main goal of why a buffer solution is used is to make sure that the pH will be kept at one consistent value. There are different chemicals that are being used right now, and using pH buffer will allow different chemical applications to be used properly. Take note that pH may change depending on the acid or base that is added to it.

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63huncol

huncol

63huncol
huncol

Answered Mar 09, 2018

They maintain a relatively constant pH when either acids or bases are added to them
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