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An atom of nitrogen had seven protons in its nucleus. how many electrons does it have
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There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule
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The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these
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If a cell contains 60 chromatids at the start of mitosis, how many chromosomes will be found in each...
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