Question

19. Pure substance among the
following is

Iron
Distilled water
Mercury
lodine​

Answer 1

Answer:

pure substance among the following is Iron and mercury

Answer 2

Answer:

ALL OF THESE ARE PURE SUBSTANCE.

PURE SUBSTANCE:

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.

HØPÈ ÏT HÊLPS ♠♦♠