Practice Environmental Quality: Monitoring And Analysis (1) - Introduction - part A

Practice: Environmental Quality: Monitoring and Analysis

Lesson 1Introduction - part A

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9 questions

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2 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
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does mass balance mean in environmental analysis?
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Think about how mass cannot disappear.
Question 2.
What is sludge?
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Consider what typically accumulates in industrial tanks.
3Question 3.
What is the primary principle behind mass balance?
- Mass can change
- Mass must remain constant
- Mass can be created
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Remember the first law of thermodynamics.
4Question 4.
True or False: Concentrations of a contaminant will always increase when more water is added.
- True
- False
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Think about diluting a juice.
Question 5.
If a waste tank has 400 m³ of sludge with 15% organic carbon and experiences 1200 m³ of rainwater addition, determine the new concentration of organic carbon after stabilization.
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Consider both the original and diluted concentrations.
Question 6.
Describe how the chemical analysis method would change if a significant volume of water was lost through evaporation before extraction.
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Think about how missing water affects chemical concentration.

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