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What is the problem with hard water for ...

What is the problem with hard water for washing clothes with soap ?

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Explore conceptually related problems

Hard water forms lather with soap easily.

Why does hard water not from lather with soap ?

Define hard water.

Soft water is not used for washing clothes.

Hard water gives rich lather with soap. (T/F)

(a) What is a soap? Why are soaps not suitable for washing clothes when the water is hard? (b) Explain the action of soap in removing an oily spot from a piece of cloth.

Hard water is not fit for washing clothes because

Soft and hard water

How does soap help in washing clothes?

Assertion : Soft water lathers with soap but not hard water. Reason : Hard water reacts with soap to form insoluble salts which form scum, not lather.

ICSE-CHEMISTRY IN EVERYDAY LIFE-EXERCISE (PART - II (DESCRIPTIVE QUESTIONS) (SHORT ANSWER QUESTIONS))
  1. Mention two important use of each of the following ? Equanil.

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  2. What are biodegradable and non-biodegradable detergents? Give one exam...

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  3. What is the problem with hard water for washing clothes with soap ?

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  4. Mention one use each of the following drugs : Ranitidine.

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  5. Mention one use each of the following drugs : Paracetamol.

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  6. Mention one use each of the following drugs : Tincture of iodine.

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  7. How do antiseptics differ from disinfectants ? Give one example of eac...

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  8. What are anionic detergents ? Write their two main uses.

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  9. What are anionic detergents ? Write their two main uses.

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  10. Define the following and give one example of Antihistamines.

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  11. Define the following and give one example of Antacids.

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  12. Define the following and give one example of Antibiotics.

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  13. Define the following and give one example of Disinfectants.

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  14. What are the following substances ? Give one example of each of them C...

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  15. What are the following substances ? Give one example of each of them E...

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  16. What are the following substances ? Give one example of each of them S...

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  17. If water contains dissolved calcium hydrogencarbonate, out of soaps an...

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  18. Account for the following: Aspirin drug helps in the prevention of h...

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  19. Account for the following: Diabetic patients are advised to take art...

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  20. Account for the following: Detergents are non-biodegradable while so...

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