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The top documents tagged [densethe nucleus]
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densethe nucleus
Structur of atom by alex
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Atomic Theory. Democritus The Greek philosopher Democritus (460 B.C. – 370 B.C.) was among the first to suggest the existence of atoms (from the Greek.
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Greek philosophers (300 BC) proposed matter was made of 4 elements: earth, air, fire, water. Democritus coined the word “atom” meaning “cannot be.
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Structur of atom
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Unit 3 History of the Atom. Democritus about 400 b.c. stated that the “ultimate particle” is atmos He believed that atoms were indivisible and indestructible.
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“Atomic Structure”
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