Answer:
Pure substances are mostly homogeneous in nature containing only one type of atoms or molecules. These substances mainly have a constant or uniform composition throughout. The substances have fixed boiling and melting points.
A pure substance, the only thing keeping her in the world. It is a well-defined, chemically pure substance consisting of six linked glucose units. :It is because 1 part in 1 is that pure substance. :The answer is no, not for macroscopic amounts of a nearly pure substance.
