Question

Which of the following are pure and which are impure?
(a)tap water
(b) a crystal of sulfur
(c)mint-flavoured sweet
(d) seawater
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Answer 1

(a).Impure

(b).Pure

(c).Impure

(d).Impure

Explanation:

Tap water contains some impurities (like acids,dusts ) in it.

Tap water contains some impurities (like acids,dusts ) in it.A crystal of Sulfur contains only Sulphur compounds.

Tap water contains some impurities (like acids,dusts ) in it.A crystal of Sulfur contains only Sulphur compounds.Mint-flavoured sweet is manufactured by mixing various ingredients(like Mint extract,Sugars etc.).

Tap water contains some impurities (like acids,dusts ) in it.A crystal of Sulfur contains only Sulphur compounds.Mint-flavoured sweet is manufactured by mixing various ingredients(like Mint extract,Sugars etc.).Sea water contains Common Salt and some other mineral salts in it.

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