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The top documents tagged [atoms dont change]
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Atomic Theory Atoms are building blocks of elements Atoms of the same element are similar Different from atoms of other elements Two or more different
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I.Chemistry History A.Early chemistry 1.Greek chemistry (~ 400 BC) a.Matter consists of four elements: fire, earth, air, water b.Atoms as indivisible particles
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Chapter 2 Atoms, Molecules, and Ions
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Chemistry is the study of matter and how it changes Matter – anything that has mass and takes up space Mass – resistance to change in motion Two types
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The Atom and Elements. 2 Democritus (460-370 BC) John Dalton (1766-1844) Joseph John Thomson (1856-1940) Published the atomic theory: 1.Elements were
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States of Matter
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The Atom and Elements
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Chemical Reactions
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Atomic Mass
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