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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?

Sugar is dissolved in water. which is the solute? sugar neither both water

Based on its chemical properties, identify the position of each chemical family on the periodic table.