Complete the flowchart given below using the information of separation techniques.
A
A: sand; B: salt; C: water
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B
A: salt; B: sand; C: oil
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C
A: sand; B: salt; C: oil
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D
A: salt; B: sand; C: water
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Solution
The correct option is A A: sand; B: salt; C: water In the first step, when the mixture is subjected to fitration, two components are obtained: A and mixture of B and C.
In the second step, on evaporation, B separates as a solid while C separates as a liquid.
Since, sand is insoluble in water but salt is soluble in water, it can be concluded that: