Interfacial Phenomena Chapter 15: Surfactant Properties
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Questions and Answers

What is the characteristic of the particles in the suspension?

Weakly bonded

What happens to the particles in the suspension over time?

They settle rapidly

Do the particles in the suspension form a fence or aggregate?

No

Is it easy to resuspend the particles in the suspension?

<p>Yes</p> Signup and view all the answers

What is the role of surfactants in the suspension?

<p>To facilitate particle resuspension</p> Signup and view all the answers

Why is a very high positive electrode potential not preferred in the preparation of Dension?

<p>It is not preferred because its value should be controlled within a certain limit.</p> Signup and view all the answers

What is the purpose of adding a flocculating agent in the preparation of Dension?

<p>To control the electrode potential within a certain limit.</p> Signup and view all the answers

What is depicted in Figure 3?

<p>The controlled electrode potential in the preparation of Dension.</p> Signup and view all the answers

What is the role of potassium phosphate in the preparation of Dension?

<p>It is not mentioned in the given text.</p> Signup and view all the answers

What is the significance of maintaining a optimal electrode potential in the preparation of Dension?

<p>It is necessary to achieve optimal results.</p> Signup and view all the answers

What is the process of moving a charged particle through a liquid under the influence of a potential difference?

<p>Electrophoresis</p> Signup and view all the answers

What is the purpose of the two electrodes in an electrophoresis cell?

<p>To create a potential difference</p> Signup and view all the answers

What is the driving force behind the movement of charged particles in electrophoresis?

<p>Potential difference</p> Signup and view all the answers

What is the result of electrophoresis in a laboratory setting?

<p>Separation and analysis of charged particles</p> Signup and view all the answers

What type of particles are typically moved through a liquid in electrophoresis?

<p>Charged particles</p> Signup and view all the answers

What happens to the particles when a potential is applied across the electrodes?

<p>The particles migrate to the oppositely charged electrode.</p> Signup and view all the answers

What type of electrode do the particles migrate to when a potential is applied?

<p>The oppositely charged electrode.</p> Signup and view all the answers

What is necessary for the particles to migrate to the oppositely charged electrode?

<p>A potential must be applied across the electrodes.</p> Signup and view all the answers

What is the result of the particles migrating to the oppositely charged electrode?

<p>Separation of charged species.</p> Signup and view all the answers

What is the term for the movement of particles towards an oppositely charged electrode?

<p>Electrophoresis.</p> Signup and view all the answers

What is the method used to determine the direction and rate of migration?

<p>Electrophoresis</p> Signup and view all the answers

What is the result of the migration of الاقطاب الكهربائية ونهاير الجينات الى القلب التمور?

<p>Potasial is prevented</p> Signup and view all the answers

What is the purpose of the Electrophoresis sheet?

<p>To separate plasma proteins</p> Signup and view all the answers

What is the page number of the mentioned Electrophoresis sheet?

<p>Page 91</p> Signup and view all the answers

What is the total number of pages in the document?

<p>123</p> Signup and view all the answers

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