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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is mass transfer?
💡 Hint: Think of how sugar dissolves in water.
Question 2
Easy
Define diffusion.
💡 Hint: It’s how a smell spreads in a room.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is diffusion?
- Movement against concentration gradient
- Movement from low to high concentration
- Movement from high to low concentration
💡 Hint: Think about how a drop of food coloring disperses in water.
Question 2
True or False: Interphase mass transfer only occurs in liquids.
- True
- False
💡 Hint: Consider how gases interact with liquids.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A pollutant is released into a lake with a surface area of 2000 m² and a diffusion coefficient of 0.05 m²/s. Calculate the expected flux across a concentration gradient of 5 mg/L.
💡 Hint: Pay attention to the units when performing calculations.
Question 2
Discuss how the different densities of oil and water affect the rate of environmental pollution during an oil spill. Provide examples.
💡 Hint: Consider how this affects marine life and water quality.
Challenge and get performance evaluation