Practice Measurement Of Analyte Loss (4.2) - Analyte Losses in Chemical Analysis

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9 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is volatilization?
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Think about how water evaporates.
Question 2.
Name one method to minimize analyte loss.
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What keeps things sealed?
3Question 3.
What is one of the primary mechanisms of analyte loss?
- Volatilization
- Decomposition
- Condensation
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Think about evaporation.
4Question 4.
True or False: Adsorption can lead to underestimation of analyte concentration.
- True
- False
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Does sticking to surfaces reduce what we see?
Question 5.
Given a recovery rate of 80%, if a sample originally contained 100 milligrams of an analyte, calculate how much is lost during the analysis.
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What is the formula to find the lost amount?
Question 6.
Describe a method to prevent both volatilization and adsorption during sample transport and analysis.
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Think about how to keep the air away from the sample.

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