Chemistry, 14.10.2019 01:30, georgesk2030
Asingle atom of an element has 11 protons, 11 electrons, and 12 neutrons. which element is it? v na mg se
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What happens to the temperature of a substance when the average kinetic energy of its particles increases?
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Asingle atom of an element has 11 protons, 11 electrons, and 12 neutrons. which element is it? v na...