Question

You have prepared four different mixtures in water using

(i) charcoal powder
(ii) chalk powder
(iii) slaked lime
(iv) detergent powder
If you filter these mixtures through a filter paper, there will be no residue left after filtration in the case of
(a) charcoal powder
(b) chalk powder
(c) slaked lime
(d) detergent powder​

Answer 1

Answer:

Detergent powder and slaked lime are soluble in water hence they will not leave any residue on filter paper. Charcoal powder and chalk powder are insoluble in water , hence they will leave residue on filter paper.

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Answer 2

Answer:

iv) detergent powder

Explanation:

because it will get completely dissolved in the watee