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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does LLE stand for?
💡 Hint: Consider the method used to extract organic compounds from water.
Question 2
Easy
Name one common solvent used in LLE.
💡 Hint: Think of solvents that are immiscible with water.
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 the purpose of liquid-liquid extraction?
- a. To filter water
- b. To isolate organic compounds from water
- c. To measure total suspended solids
💡 Hint: Think about the techniques discussed in the section.
Question 2
True or False: Interferences are substances that do not affect the measurement of the analyte.
- True
- False
💡 Hint: Recall the definition of interference.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are tasked with analyzing a water sample contaminated with oil, PAHs, and metals. How would you proceed to get accurate PAH concentration measurements?
💡 Hint: Consider the importance of both filtration and extraction steps.
Question 2
Discuss the pros and cons of using dichloromethane as an extraction solvent in environmental analysis.
💡 Hint: Think about the balance between effectiveness and safety.
Challenge and get performance evaluation