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Physics - GCSE AQA - Combined Science - Higher
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Pregunta:
What is the half life of a radioactive isotope?
Autor: yxng.edxnRespuesta:
The time it takes for the number of nuclei of the isotope to half.
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Respuesta alternativas:
The time it takes for the count rate or activity of the sample containing the isotope to fall to half of its initial value.
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yxng.edxn