What is its activity after it has been on the shelf

Reference no: EM13311264

A drug tagged with 9943Tc (half-life = 6.05 h) is prepared for a patient. If the original activity of the sample was 1.8 104 Bq, what is its activity (R) after it has been on the shelf for 2.0 h? Answer in Bq.

Reference no: EM13311264

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