chem defenitions

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Last updated 9:21 AM on 4/4/26
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6 Terms

1
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element

an element is a pure substance made of only one type of atom

2
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compound

a compound is a substance formed when two or more different elements are chemically bonded together

3
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mixture

a mixture is a combination of 2 or more substances that are not chemically bonded and can be separated by physical means

4
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atom

the smallest particle of an element that retains its chemical properties

5
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isotopes

isotopes are atoms that have the same atomic number but different mass numbers

6
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relative atomic mass

( mass x abundence ) + ( mass x abundence ) / total abundence