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chapter 3 - Coggle Diagram
chapter 3
elements,compounds and mixture
compounds
A compound is a substance which is made up of two or more different elements
chemically combined together
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mixture
A mixture consists of two or more different substances that are mixed but not
chemically combined together
Air is a mixture of elements and compounds, such as nitrogen, oxygen
materials
non-metals
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most non-metals are gas or liquid, some are solid
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