1. What is meant by a pure substance?
A pure substance is a substance which consists of a single type of particles.
1. Differentiate between homogenous and heterogenous mixtures with examples.
Homogenous | Heterogenous |
1. It has a uniform composition throughout its mass. | It does not have a uniformorm composition throughout the mass |
2. It has no visible boundaries of separation between the various constituents | It has visible boundaries of separation between the various constituents |
3. eg – Sugar solution | eg – Mixture of sugar and sand |
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