What Do You Understand by Soft Water

What do you understand by

Soft water

One Line Answer

Water is said to be soft when the water containing sodium salts easily gives lather with soap.

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Removal of Hardness of Water

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

Chapter 3 Water
Exercise 3 (C) | Q 8.1 | Page 52

Give reason for It is difficult to cook in hills compared to plain.

Define the Hard water.

Suggest one method for the removal along with the reaction for permanent hardness of water.

Boiling removes the ................ hardness of water.

Temporary hardness of water can be removed by

Differentiate between Temporary & permanent hard water with suitable examples.

Give balanced equation to show how temporary hardness enters into water.

Give balanced equation to show how temporary hardness in water can be removed by boiling.

Temporary hardness of water can be removed by ________ of water.

Temporary hardness of water can be removed by