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प्रश्न
State whether the following statement is true or false.
Water can be separated from salt by evaporation.
विकल्प
True
False
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उत्तर
This statement is True.
Explanation:
-
Evaporation is the process of converting liquid into vapor by heating.
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In a saltwater solution, when the solution is heated:
-
The water evaporates and turns into water vapor,
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The salt is left behind as a solid residue.
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This method is commonly used to obtain salt from seawater.
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संबंधित प्रश्न
How do the solubility of a solid and a gas affected by Increase in temperature.
Explain the terms:
Solvent
State the term: (Do not give examples)
A solution where solvent is a liquid other than water.
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Decrease in mass
In which of the following substances will there be
No change in mass when they are exposed to air?
Sodium chloride
Iron
Conc. sulphuric acid
Table salt
Sodium carbonate crystals
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.
Give a reason why boiled water tastes flat.
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 _____.
