Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...
This article brings you the CBSE Class 9 Science notes on chapter 2 - Is Matter Around Us Pure (Part-I). These chapter notes are prepared by the subject experts and cover every important topic from ...
Explanation: A pure substance is one which is made up of only one kind of atoms or molecules. They have the same composition throughout. 2.Rusting of an article made up of iron is called (a) corrosion ...
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