What is the Advantage of a Detergent Over Soap?

What is the advantage of a detergent over soap?

One Line Answer

Detergents are more soluble in water than soap and are unaffected by the hardness of water as their calcium salts are soluble in water.

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Water - a Universal Solvent

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Chapter 3: Water - Exercise 3 (C) [Page 52]

Chapter 3 Water
Exercise 3 (C) | Q 16 | Page 52

How do the solubility of a solid and a gas affected by Increase in temperature.

Why is sea water salty ?

What are the observations and conclusions when tap water is boiled and evaporated in watch glass?

Explain why boiled or distilled water tastes flat.

Explain why:

Lakes and rivers do not suddenly freeze in the winters.

Explain why:

The solute cannot be separated from a solution by filtration.

In which of the following substances will there be

No change in mass when they are exposed to air?

Sodium chloride
Iron
Conc. sulphuric acid
Table salt
Sodium carbonate crystals

Why does the hardness of water render it unfit for use in a washing purposes.

Name the gas that:

Does not affect acidified K₂Cr₂O₇ paper but turns lime water milky.

Give a reason why boiled water tastes flat.