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प्रश्न
Give reasons for the following:
Both components of a soluble solid-liquid mixture cannot be recovered by evaporation.
उत्तर
Because liquid is lost/evaporated in atmosphere.
संबंधित प्रश्न
Define Crystallisation
Explain the term ‘sieving’. State the structure of a sieve and explain the separation of different sized particles by sieving.
Draw a neat labelled diagram for the separation of the following mixture.
Coarse sand from fine sand
State the technique involved in separating the following:
Rice powder from soil particles
State the technique involved in separating the following:
Large diamonds from very small diamonds
Give reasons for the following:
Two varieties of wheat flour cannot be separated by sieving.
What is sieving? Where is it used?
Pure rava, when adultered with wheat flour, is separated by ______.
While preparing chapatis, Paheli found that the flour to be used was mixed with wheat grains. Which out of the following is the most suitable method to separate the grains from the flour?
Husk from wheat flour is generally removed by ______.
