Question

Write any 2 differences between pure and impure substance.

Answer 1

Answer:

Pure and impure chemical substances. A pure element or compound contains only one substance, with no other substances mixed in. Impure materials may be mixtures of elements, mixtures of compounds, or mixtures of elements and compounds.

Explanation:

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Answer 2

Explanation:

PURE SUBSTANCE

→ PURE SUBSTANCES HAVE A DEFINITE CHEMICALS COMPOSITIONS AND DEFINITE PHYSICAL AND CHEMICAL PROPERTIES .

→ THEY ARE ALL HOMOGENOUS I. e. THEIR COMPOSITION IS UNIFORM THROUGH OUT THE BULK.

→ ELEMENT AND COMPOUNDS ARE PURE SUBSTANCE.

IMPURE SUBSTANCE

→ IMPURE SUBSTANCES ARE MADE UP OF TWO OR MORE PURE SUBSTANCES MIXED TOGETHER IN ANY PROPORTION .

→THEY DO NOT HAVE ANY DEFINITE SET OF PROPERTIES . THEY RETAIN THE PROPERTIES OF THE COMPONENT SUBSTANCE.

→ THEY MAY BE HOMOGENEOUS OR HETEROGENEOUS. I. e. THEIR COMPOSITION IS NOT UNIFORMLY DISTRIBUTED THROUGHOUT THE BULK.