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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a surrogate in environmental analysis?
💡 Hint: Think about why we measure analytes.
Question 2
Easy
Why is recovery important in analysis?
💡 Hint: Consider what it means for our measurements to be accurate.
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 using surrogates in environmental analysis?
- A) To represent other compounds
- B) To calculate recovery rates
- C) To increase sample volume
💡 Hint: Think about how they assist in measuring what we actually retrieve.
Question 2
True or False: Surrogates should always fully represent the analyte without any loss.
- True
- False
💡 Hint: Consider how real-world factors can impact measurements.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You add a 200 mg/L surrogate to a 2 L water sample. After processing, if you recover 0.35 mg, calculate the recovery rate.
💡 Hint: Convert volume and concentration to find total mass added.
Question 2
Discuss how surrogates can help in analyzing solid samples compared to liquid samples.
💡 Hint: Consider the differences in sample types.
Challenge and get performance evaluation