Practice - Calibration Response
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a surrogate compound?
💡 Hint: Think about why we might use a similar compound.
What is the recovery rate?
💡 Hint: How do we determine how much analyte we got back?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does a surrogate compound represent in analysis?
💡 Hint: Consider its purpose in representing the analyte.
The process of extracting an analyte from a sample is called what?
💡 Hint: Think about the separation techniques discussed.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
A water sample contains a known concentration of a toxic substance. If 1 L is extracted with hexane, which has a concentration of 30 mg/L, how much of the substance will remain after a 50% recovery?
💡 Hint: Use your recovery percentage to find what's returned.
If the recovery of several analytes is significantly different from the surrogate, what could be possible reasons, and how might you troubleshoot these variations?
💡 Hint: Think of factors affecting extraction and measurement.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.