toddb1671 toddb1671

08-09-2022
Chemistry

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radiation levels from radioactive sources 1. radiation source 2. count/min (cpm) 3. average back- ground (cpm) 4. radiation form source (cpm) mineral 1 615 mineral 2 3293 fiesta ware plate 6719 smoke detector 489 questions and problems q1 which item was the most radioactive?

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