A worker in a laboratory wingly became exposed to as imple or emitter t1 2 8 07 days The mistake was realized 28 days after the

Question

A worker in a laboratory wingly became exposed to as imple or emitter t1 2 8 07 days The mistake was realized 28 days after the accidental exposure at which time the activity of the sample was 25 6 x 105 Ci g The safety officer needed to know how active the sample was at the time of the exposure Part 1 Your answer is correct Choose the equations needed to calculate the activity In A A kt k t1 2 ln2 k In2 t1 2 In A A kt eTextbook and Media Hint Attempts 1 of 15 used

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