Class 9 Science Chemistry Is Matter Around Us Pure



Paste is:
(a)
suspension of solid in a liquid
(b)
mechanical dispersion of a solid in liquid
(c)
colloidal solution of a solid in solid
(d)
none of the above
Correct answer: (a) 
Solution: Paste is suspension of solid in liquid.

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is matter around us pure
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is matter around us pure
metals and non metals
structure of the atom