Question

1. Oxygen and water are both pure substances. Oxygen is an element, while water is a compound. Which of the following best describes element? A. An element is made up of molecules; B. An element is a heterogeneous substance; C. An element is made up of one kind of atom; and D. An element can be broken down into a simpler form. from other Linds​

Answer 1

An element is made up of molecules;.

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Answer 2

Answer:

A

Explanation:

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