Advertisements
Advertisements
प्रश्न
What would you observe when
a saturated solution of potassium chloride prepared at 60°C is allowed to cool to room temperature.
Advertisements
उत्तर
Crystals of potassium chloride will separate out.
APPEARS IN
संबंधित प्रश्न
How will you separate a mixture of iron fillings and sulphur powder without using carbon disulphide ?
How will you separate common salt, sand and iron filings from their mixture ?
Define Miscible liquids
Write “true” or “false” for the following statement
Air can be separated from water by filtration.
State whether the following statement is true or false. If false write – the correct statement.
Components in a mixture can be separated by physical and chemical methods.
Which of the following are physical changes?
(i) Melting of iron metal
(ii) Rusting of iron
(iii) Bending of an iron rod
(iv) Drawing a wire of iron metal
Suggest separation technique(s) one would need to employ to separate the following mixture.
Mercury and water
You are given two samples of water labelled as ‘A’ and ‘B’. Sample ‘A’ boils at 100°C and sample ‘B’ boils at 102°C. Which sample of the water will not freeze at 0°C? Comment.
A mixture of two or more miscible liquids, for which the difference in the boiling points is less than 25 K can be separated by the process called ______.
When elements are physically mixed they form ______.
