Question: What is the difference between a pure substance and a mixture? A pure substance is a substance composed of two or more different types of

What is the difference between a pure substance and a mixture?

A pure substance is a substance composed of two or more different types of atoms or molecules that can be combined in fixed proportions; a mixture is a substance composed of two or more different types of atoms or molecules that can be combined in variable proportions.

A pure substance is a substance composed of two or more different types of atoms or molecules that can be combined in variable proportions; a mixture is a substance composed of two or more different types of atoms or molecules that can be combined in fixed proportions.

A pure substance is a substance composed of two or more different types of atoms or molecules; a mixture is a substance of only one type of atom or molecule.

A pure substance is composed of only one type of atom or molecule; a mixture is a substance composed of two or more different types of atoms or molecules.

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