Practice Calibration and Interferences - 2.4 | 7. Chemical Oxygen Demand (COD) | Environmental Quality Monitoring & Analysis, - Vol 2
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Calibration and Interferences

2.4 - Calibration and Interferences

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define Chemical Oxygen Demand (COD).

💡 Hint: Think about what COD measures regarding pollution.

Question 2 Easy

What does Total Organic Carbon (TOC) measure?

💡 Hint: Focus on what specifically is being measured in TOC.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does COD stand for?

Chemical Oxidation Demand
Chemical Oxygen Demand
Chemical Organic Demand

💡 Hint: Focus on what form of oxygen demand is represented.

Question 2

TOC only measures organic carbon. True or False?

True
False

💡 Hint: Consider the definition of TOC once again.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have two water samples: Sample A has high COD but low TOC, and Sample B has low COD but high TOC. Analyze what this indicates regarding their pollution sources.

💡 Hint: Consider what factors affect COD versus TOC.

Challenge 2 Hard

Discuss the implications of using a standard method for COD analysis versus a customized method for specific wastewater characteristics.

💡 Hint: Think of both advantages and drawbacks of standardization versus customization.

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