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Thomson's plum pudding model of the atom was most directly replaced or refuted by
a. Rutherford's discovery that atoms contain a nucleus
b. Chadwick's discovery of the neutron
c. Goldstein's discovery of protons
d. Democritus's idea that the atom is indivisible
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Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1
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What does the symbol (–hfus) indicate in a phase change?
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Thomson's plum pudding model of the atom was most directly replaced or refuted by
a. Rutherford's d...
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