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An __ is pure substance that cant be broken down into simpler substance by chemical or physical means
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Which three statements represent the benefits of performing experiments using computer simulations?
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An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.
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An __ is pure substance that cant be broken down into simpler substance by chemical or physical mean...
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