Question

1. A ___ has a definite composition and a definite set of properties.
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Answer 1

Answer:

Although there are just over 100 elements, tens of millions of chemical compounds result from different combinations of these elements. Each compound has a specific composition and possesses definite chemical and physical properties by which we can distinguish it from all other compounds.

Answer 2

Answer:

● A Pure Substance has a definite composition and a definite set of properties.