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प्रश्न
What is soap? For what is it used?
उत्तर
Soap is chemically a sodium salt of stearic acid (an organic acid with the formula C17H35COOH) and has the formula C17H35COONa.
Soap is used for washing purposes.
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संबंधित प्रश्न
Give two example of Solvent other than water.
Give reason for Table salt becomes moist during rainy season.
Discuss the importance of water as a solvent for our body .
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 water is called a ‘universal solvent’ but, an alkali is not.
Select the correct answer of the following statement:
The medium of dissolution which allows the solute to dissolve in it.
State why ‘Water is considered a universal solvent’. Give the reason for the same.
Select the correct answer from the choice given in the options.
A deliquescent salt of a divalent metal _____.
Sheela, Saima and Ravi have to dissolve maximum amount of sugar in the same amount of milk so as to win in a game. Ravi took hot boiling milk while Saima took ice cold milk. Sheela managed to get milk at room temperature. Whom do you think would win the game and why?
