1.1.5.2 - Dispersion in the Air
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Practice Questions
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What is a mass transfer coefficient?
💡 Hint: Think about how substances transfer between liquid and gas.
Name one factor that affects mass transfer coefficients.
💡 Hint: Consider the properties of liquids and gases.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a mass transfer coefficient (kA)?
💡 Hint: Think about how quickly something can travel from liquid to vapor.
True or False: The rate of evaporation is constant over time.
💡 Hint: Consider what happens when a container partially empties.
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Challenge Problems
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Assume a chemical has a higher volatility than water. A spill occurred; outline the potential environmental changes in concentration in both air and water over time.
💡 Hint: Utilize the mass transfer coefficient correlations for both phases.
Given a lake with an initial concentration of A, describe how you would model its dilution over a certain period, considering both evaporation and potential inflow.
💡 Hint: Think about the effects of constant inflow on the overall concentration in the system.
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