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What is the half-life of the radioactive isotope

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Reference no: EM13548317

A radioactive isotope has an activity of 9.32×104 Bq initially. After 3.55 hours the activity is 6.71×104 Bq.

A) What is the half-life of the isotope?

B) What is the activity after an additional 3.55 hours?

Reference no: EM13548317

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