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5 Terms
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What is Chemistry?
Chemistry is the scientific study of the properties and behavior of matter.
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What is an Atom?
An atom is the smallest unit of matter that retains an element's chemical identity.
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What is a Molecule?
A molecule is a group of two or more atoms held together by chemical bonds.
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What is an Element?
An element is a pure substance consisting only of atoms that all have the same numbers of protons in their nuclei.
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What is a Compound?
A compound is a substance formed when two or more chemical elements are chemically bonded together.
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