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Why are soaps not suitable for washing c...

Why are soaps not suitable for washing clothes with hard water?

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### Step-by-Step Solution: 1. **Understanding Hard Water**: - Hard water is defined as water that contains high concentrations of minerals, specifically calcium (Ca²⁺) and magnesium (Mg²⁺) ions. 2. **Reaction of Soap with Hard Water**: - When soap, which is a sodium or potassium salt of fatty acids, is added to hard water, it reacts with the calcium and magnesium ions present in the water. ...
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(a) Explain the process of preparation of soap in laboratory. (b) why is common salt (sodium chloride) added during the preparation of soap? (c ) Why is soap not suitable for washing clothes when the water is hard?

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VK GLOBAL PUBLICATION-CARBON AND ITS COMPOUNDS-SHORT ANSWER QUESTIONS-I
  1. Write the names of the following compounds. (a) H-underset(H)underse...

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  2. Why are unsaturated hydrocarbons more reactive than saturated hydrocar...

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  3. Identify and name the functional groups present in the following compo...

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  4. Identify and name the functional groups present in the following compo...

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  5. Write the name and molecular formula of an organic compound having its...

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  6. Complete the reaction(s) given below and classify them as Combustion/O...

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  7. Carbon, Group (14) element in the Periodic Table, is known to form co...

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  8. How is ethanol obtained for commercial use?

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  9. Name the gas evolved when ethanoic acid reacts with sodium carbonate. ...

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  10. Write four uses of ethyl alcohol.

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  11. Mention the physical properties of ethanoic acid.

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  12. How will you convert ethanoic acid into methane? Explain with the help...

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  13. What is meant by denatured alcohol? What is the need to denature alcoh...

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  14. Intake of small quantity of methanol can be lethal. Comment.

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  15. A gas is evolved when ethanol reacts with sodium. Name the gas evolved...

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  16. Why detergents are better cleansing agents than soaps ? Explain.

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  17. Why are soaps not suitable for washing clothes with hard water?

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  18. Two carbon compounds A and B have the molecular formulae C(3)H(8) and ...

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  19. How would you bring about the following conversions ? Name the process...

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  20. Ethene is formed when ethanol at 443 K is heated with excess of concen...

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