Q1 Question
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Why did most alpha particles pass straight through the thin metal foil in the alpha-particle scattering experiment?
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Q2 Question
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Which statement defines isotopes?
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Q3 Question
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Which description correctly identifies the locations of the three subatomic particles in an atom?
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Q4 Question
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Complete the definition: isotopes are atoms that have equal proton numbers and ______.
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Q5 Question
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Why is the nucleus described as a very dense part of an atom?
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