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an atom has an atomic number of 49 and a mass number of 115. how many electrons will it have in its valence shall
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Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?
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Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.
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Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
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Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?
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an atom has an atomic number of 49 and a mass number of 115. how many electrons will it have in its...
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