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Science and TechnologySEE 2074

Defend with two points that 'detergent is more useful than soap.'

2

Answer

· Based on the official syllabus and past papers
Updated

Detergents are more useful than soap for several reasons:

  1. Effectiveness in Hard Water Soap reacts with calcium and magnesium ions in hard water to form insoluble scum, reducing its cleaning efficiency. Detergents, however, contain synthetic surfactants that do not form scum and work effectively even in hard water, ensuring better cleaning performance.

  2. Versatility and Functionality Detergents are designed for various purposes, such as laundry, dishwashing, and cleaning surfaces. They often include additional agents like bleach, enzymes, or fragrances to enhance cleaning and provide pleasant scents. In contrast, soap is primarily used for washing hands, faces, and clothes, and lacks these specialized functionalities.

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