soulmatadarkmoon soulmatadarkmoon

23-09-2022
Chemistry

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El silicio natural está formado por tres isotopos cuyos porcentajes son: 92.28% de Si28, 4.68% de Si30 y 3.05% de Si29. Las masas de estos isotopos son: 27.9776, 28.8933 y 29.9735 respecti vamente.

R./ 28

Calcular el peso atómico a partir de esos datos.

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