(Heterogeneous Substance) Substances that have the luxury of trying the substance mixed together. It is not the same as assimilation. The substance is a mixture showing the properties of each type, of the original. It is a combination of physical, not chemical changes occur. We can use the naked eye observation and characterization of mixed-meat substances which it contains which substances and can distinguish them from each other by ordinary physical methods. ดดย does not make the same changes to properties.
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