Class 9 – Science Extra Questions – Ch. 2 – Is Matter Around Us Pure
Class 9 – Science Extra Questions – Ch. 2 – Is Matter Around Us Pure Q. 1 A substance that has a uniform composition and properties throughout is called: A) Heterogeneous mixture B) Element C) Compound D) Homogeneous mixture Q. 2 A farmer wants to separate small stones from a large pile of harvested rice. […]
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