A compound is a ___________.
a. Heterogeneous matter c. pure substance composed of one kind of
atom
b. physical combination of substances d. pure substance composed of more than
one kind
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A compound is a ___________.
a. Heterogeneous matter c. pure substance composed of one kind of
atom
b. physical combination of substances d. pure substance composed of more than
one kind
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Answer:
D. Pure Substance Composed Of more Than
Explanation
Compound is a substance formed when two or more chemical elements are chemically bonded together. In mixtures, the substances present are not chemically bonded together.
Answer:
Explanation:
In PubChem terminology, a substance is a chemical sample description provided by a single source and a compound is a normalized chemical structure representation found in one or more contributed substances. The distinction is important as PubChem is organized in three separate databases: Compound, Substance, and BioAssay.