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Questions and Answers
What factors affect the rate of molecular diffusion?
What factors affect the rate of molecular diffusion?
- Temperature, pressure, and particle charge
- Temperature, viscosity, and particle size (correct)
- Viscosity, pressure, and particle size
- Viscosity, temperature, and particle charge
What does molecular diffusion explain?
What does molecular diffusion explain?
- The movement of molecules from areas of lower concentration to higher concentration
- The movement of molecules from areas of higher concentration to lower concentration (correct)
- The movement of molecules in a vacuum
- The movement of molecules in a uniform concentration environment
What occurs once concentrations are equal in molecular diffusion?
What occurs once concentrations are equal in molecular diffusion?
- Molecules undergo phase transition
- Molecules reverse direction of movement
- Molecules continue to move, but the process is governed by self-diffusion (correct)
- Molecules stop moving completely
What is the result of diffusion in terms of material mixing?
What is the result of diffusion in terms of material mixing?
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How is molecular diffusion typically described mathematically?
How is molecular diffusion typically described mathematically?
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