Identify the pure substance from the following milk,water,air,iron
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Answer:
Water,Air and Iron
Explanation:
A chemical substance is a form of matter having constant chemical composition and characteristic properties. Some references add that chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds.
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Answer:
Water ( H20 )
Explanation:
Water is a pure substance because it only contains one type of molecule. Pure water contains only molecules that are a combination of oxygen atom and hydrogen atom
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