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Mathematics, 24.02.2021 19:50 geliyahmoore1
El átomo de un elemento tiene 15 electrones y 13 neutrones ¿cuántos protones tiene en el núcleo?
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Answers: 3
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El átomo de un elemento tiene 15 electrones y 13 neutrones ¿cuántos protones tiene en el núcleo?...
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