Chemistry of Detergents and Surfactants in the Environment
Chemistry ⇒ Environmental Chemistry
Chemistry of Detergents and Surfactants in the Environment starts at 10 and continues till grade 12.
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See sample questions for grade 11
A river near a city receives untreated wastewater containing detergents. What are two possible environmental consequences for the river ecosystem?
Describe how surfactants can affect the permeability of biological membranes in aquatic organisms.
Describe how the structure of a surfactant molecule allows it to interact with both water and oil.
Describe one method by which the environmental impact of detergents can be reduced.
Describe the environmental impact of phosphates in detergents.
Describe the role of chelating agents in detergents.
Describe the role of micelles in the cleaning action of detergents.
Explain the difference between soap and synthetic detergents in terms of their chemical structure and environmental impact.
Explain the term 'biodegradability' in the context of detergents.
Explain the term 'eutrophication' and its relation to detergent use.
Explain why branched-chain surfactants are less environmentally friendly than linear-chain surfactants.
Explain why some surfactants are considered endocrine disruptors.
Explain why the use of phosphate-free detergents is encouraged from an environmental perspective.
What is the main environmental concern associated with nonylphenol ethoxylates?
What is the main function of surfactants in detergents?
