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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is thermal desorption?
💡 Hint: Consider how heat influences solid or liquid samples.
Question 2
Easy
What role does a sample loop play in GC?
💡 Hint: Think about the importance of knowing how much sample is analyzed.
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 main objective of thermal desorption?
- To slowly release compounds
- To release compounds quickly
- To mix samples
💡 Hint: Think about the process involved and its impacts on analysis.
Question 2
True or False: The sample loop in GC has no impact on the calibration of the results.
- True
- False
💡 Hint: Reflect on the role of sample measurement in analytics.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the volume in microliters of a sample loop that can hold 2 mL. How would you consider the calibration factor while preparing for the analysis?
💡 Hint: Think about the conversion between mL and microliters.
Question 2
Discuss the implications of using an incorrect calibration curve for estimating VOC concentration in a polluted water sample.
💡 Hint: Consider the role of correct calibration in decision-making.
Challenge and get performance evaluation