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What is the mass number of an atom or ion with three protons, three neutrons, and three electrons? .
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If c + di is a point on the circle, then | c + di |=
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The following transition occurs at a molecular level for a substance. what transition corresponds to this change in microscopic structure? the carbon dioxide molecules on the left are in a regular, tightly packed pattern. after heating, it becomes much lower density. a. melting b. boiling c. sublimation d. freezing
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What is the mass number of an atom or ion with three protons, three neutrons, and three electrons? ....
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