Question

. .......... is a pure substance.​

Answer 1

Explanation:

iron is a pure substance

Answer 2

Answer:

sulfur, diamond, water, pure sugarare some examples of pure substances

Explanation:

Pure substances are defined as substances that are made of only one type of atom or molecule. The purity of a substance is the measure of the extent to which a given substance is pure. The physical properties of a pure substance include well-defined melting and boiling points.