Practice Environmental Quality: Monitoring And Analysis (1) - :Vapour - Part 2

Practice: Environmental Quality: Monitoring and Analysis

Lesson 1:Vapour - Part 2

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11 questions

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5 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
5 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the purpose of a Tedlar bag in environmental monitoring?
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Think about how we prevent contamination.
Question 2.
Define adsorption in the context of air sampling.
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Consider how substances stick to surfaces.
3Question 3.
What is the function of an adsorbent in the air sampling process?
- A) To add moisture to samples
- B) To capture and hold analytes
- C) To heat the air sample
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Think about how materials can collect gases.
4Question 4.
True or False: Thermal desorption requires the introduction of another solvent.
- True
- False
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Consider the key definition of thermal desorption.
Question 5.
Design an experiment using thermal desorption to analyze the air quality around a chemical plant. What considerations must be taken to avoid breakthrough?
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Think about the environmental factors around a chemical plant.
Question 6.
Given the saturation of your adsorbent during a field sampling, outline how you would analyze whether this saturation was due to excessive concentration or improper flow rate.
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Relate to breakthrough curves and flow rates.

7 more questions in this section. Enroll free to practise them all.