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Why isn’t the periodic table a normal table of rows and columns?
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In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
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Which position represents spring in the southern hemisphere? a) b) c) d)
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Why isn’t the periodic table a normal table of rows and columns?...
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