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प्रश्न
Give a reason for the following.
Hard water is not good for washing utensils.
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उत्तर
Reason:
Hard water damages the utensils and containers in which it is stored and forms a hard layer.
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संबंधित प्रश्न
What do you understand by
Permanent hard water
What are the causes for:
Temporary hardness
What are the causes for
Permanent hardness
Explain with equation, what is noticed when permanent hard water is treated with
Slaked time
Both temporary & permanent hardness in water can be removed by addition of washing soda. Give balanced equations for the same.
State what are synthetic detergents. Explain experimentally how you will determine the advantage of synthetic detergents over soap using a sample of hard water.
Select the correct answer from the choice given in the options.
A substance which causes hardness in water _____.
Name or state the following:
A substance added to remove both temporary and permanent hardness in water.
The pleasant taste of drinking water is due to the presence of a dissolved substance which includes air, CO2, and minerals.
1000 g aqueous solution of CaCO3 contains 10 g of calcium carbonate. Concentration of the solution is ______.
