Mathematics, 17.05.2021 16:30 jennelledenise

Un elemento tiene las siguientes abundancias naturales y masas isotópicas: 90,92% de abundancia con 19,99 amu, 0,26% de abundancia con 20,99 amu y 8,82% de abundancia con 21,99 amu. Cuál es su la masa atómica promedio de este elemento

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Un elemento tiene las siguientes abundancias naturales y masas isotópicas: 90,92% de abundancia con...

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