1.1.8 - Recovery and Matrix Interference
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Practice Questions
Test your understanding with targeted questions
Define an analyte.
💡 Hint: What are we trying to measure in an analysis?
What is matrix interference?
💡 Hint: Think about how other chemicals can change our results.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does recovery measure in analytical processes?
💡 Hint: Think about what 'recovery' means in a scientific context.
True or False: Matrix interference only comes from similar analytes.
💡 Hint: Consider that anything in the sample can impact results.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a recovery test comparing a spike with distilled water and a natural water sample. Discuss expected outcomes.
💡 Hint: How might natural substances influence your results?
Evaluate how you would improve recovery rates in a solid-phase extraction setup.
💡 Hint: What attributes of the materials are key to success in extraction?
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