Practice - Concentration Gradient and Diffusion
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Practice Questions
Test your understanding with targeted questions
What is a concentration gradient?
💡 Hint: Think about how substances move from areas of high to low concentration.
Define D-NAPL.
💡 Hint: Consider how it behaves in water.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What drives diffusion?
💡 Hint: Think about where the molecules are coming from and going.
True or False: D-NAPL floats on the surface of water.
💡 Hint: Consider the definitions of D-NAPL and L-NAPL.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A spill of D-NAPL occurs in a river. Discuss the potential long-term environmental impacts and the challenges involved in remediation.
💡 Hint: Consider both ecological and legal perspectives.
Create a model to describe how a contaminant will spread through sediment following a spill. What factors will influence the diffusion rate?
💡 Hint: Think about the physical dimensions and properties of the materials.
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