Practice Environmental Quality: Monitoring And Analysis (1)

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What factors influence mass transfer coefficients?
Show hintHide hint
Think about physical properties of fluids.
Question 2.
Define evaporation.
Show hintHide hint
Consider the phase change of water.
3Question 3.
What does the mass transfer coefficient represent?
- Rate of chemical reaction
- Rate of mass transfer
- Rate of heat transfer
Show hintHide hint
Focus on transfer rates.
4Question 4.
True or False: Evaporation rates are not influenced by temperature.
- True
- False
Show hintHide hint
Remember how temperature affects states of matter.
Question 5.
A tanker spills 1000 liters of a volatile chemical onto a road. Describe how you'd model the evaporation over time considering temperature and wind conditions.
Show hintHide hint
Think about how you would set up your differential equations.
Question 6.
Using the mass transfer coefficient, estimate how long it would take for the concentration of the chemical in the air to become hazardous.
Show hintHide hint
Reflect on the measures you need from environmental resources.

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