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He proposed the first idea of the atom.
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Made the Law of conservation of Mass
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Created the Law of Definite Proportions
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Found the Law of Combining Vomlumes.
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Found the Law of Multiple Proportions and proposed the first atomic theory.
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Equal volumes of gases, under the same conditions have the same number of particles.
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discovered the x-ray
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Discovered that uranium ores emit radiation.
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Used cathode rays to discover the electron measured the bending of the rays to determine the charge to mass radio of the electron
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discovered the quantum theory
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discovered the photoelectric effect
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Discovered the nuclear model
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Performed the oil drop experiment.
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Used x-ray to discover the atomic number of an element
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Improved the Atomic Model
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If waves can behave like particles, then particles can behave like waves.
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Shrodingers wave equation. Treat the electron like a wave.
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Its impossible to know both position and velocity at the same time
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Discovered the neutron