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(a) Classify the following as pure subst...

(a) Classify the following as pure substances and mixtures.
(b)Separate the pure substances into elements and compounds and divide the mixtures into homogeneous and heterogeneous.
(i) air (ii) milk
(iii) graphite (iv) diamond
(v) gasoline (vi) tap water
(vii) distilled water (viii) oxygen
(ix) one rupee-coin (x) 22 carat gold
(xi) steel (xii) iron
(xiii) sodium chloride (xiv) iodised table salt
(xv) wood (xvi) cloud

A

Petrol

B

Tap water

C

Distilled water

D

Oxygen

Text Solution

Verified by Experts

Pure substance : Distilled water and oxygen have fixed composition.
Mixture : Petrol and tap water do not have fixed composition.
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