Questions and Answers
What is the name of the ions that are attracted to the surface of the micelle, reducing the overall negative charge?
Gegenions
Which of the following is NOT a property of micelles shown in the figure?
Hexagonal packing in water
What is the purpose of the Faraday-Tyndall effect described in the text?
To visualize the scattering of light by colloidal particles
How does the electron microscope differ from the ultramicroscope in observing colloidal particles?
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Which property of colloidal particles is NOT mentioned in the text?
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Which of the following techniques is NOT mentioned in the text for the study of colloidal particles?
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What is the purpose of using the ultracentrifuge?
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How is viscosity defined in the context of this text?
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Which equation did Einstein develop for dilute colloidal dispersions?
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How is the speed of a centrifuge commonly expressed?
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What does the volume fraction represent in the context of viscosity coefficients?
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What replaces the acceleration of gravity in a centrifuge?
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What factor defines the resolving power of an electron microscope?
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What is the typical distance (d) by which two objects can be resolved in an electron microscope?
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Which property is used to determine the molecular weight of colloids?
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What is the equation used to obtain the molecular weight of a colloid based on turbidity?
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Which method is commonly used for determining the shape and size of colloid particles?
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What characteristic feature distinguishes the resolving power of an electron microscope from an optical microscope?
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