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Atomic Theory and Historical Evidence
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Grade Level
Chemistry
11.13 Atomic Theory and Historical Evidence
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Which statement best integrates conservation of mass, cathode rays, gold foil scattering, and spectroscopy?
A
Atoms are indivisible solid spheres with no charge, no nucleus, and no energy levels.
B
Atoms are conserved in chemical reactions, contain electrons, have tiny dense nuclei, and possess quantized electron energy levels.
C
Atoms are destroyed in reactions, contain only positive charge, and emit continuous spectra.
D
Atoms contain electrons only when heated and otherwise have no internal structure.
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