Question

1. A pure substance that cannot be broken down into other substances by
chemical or physical means is called an_________
​

Answer 1

Answer:

elements is the answer

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Answer 2

Answer:

A pure substance that cannot be broken down into other substances by

chemical or physical means is called an element.

Explanation:

Elements are pure substance that cannot be broken down into simpler substances by chemical or physical means. Each element has unique physical and chemical properties. A compound is a substance formed when two or more chemical elements are chemically bonded together.

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