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Chapter 4 (Three Subatomic Particles (Protons (Eugen Goldstein discovered…
Chapter 4
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Early Atom Concepts
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Dalton's Atomic Theory
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Dalton studied the ratios of elements that combined in chemical reactions, and used his results to formulate hypotheses.
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Atomic Mass is the average mass of the atoms naturally in a specific element, and it reflects the mass and the relative abundance of the isotopes.
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To calculate the atomic mass of an element, multiply the mass of each isotope by its natural abundance, expressed as a decimal, and then add the products.
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