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Exploring Mixtures and their Separation

Science · CBSE Class 9 · English Medium · 15 questions and answers

Sample questions

Q: What is a pure substance?
A: A pure substance consists of only one kind of particles and has a fixed composition.
Q: What is a mixture?
A: A mixture contains two or more substances physically combined in any proportion.
Q: What is a homogeneous mixture?
A: A homogeneous mixture has a uniform composition throughout.
Q: What is a heterogeneous mixture?
A: A heterogeneous mixture has a non-uniform composition and may contain visibly distinct parts.
Q: What is a solution?
A: A solution is a homogeneous mixture of two or more substances.

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