(Answered) A 1076 gram sample of thorium-z has a half life of exactly

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A 1.076 gram sample of Thorium-Z has a half life of exactly 517 minutes. It was brought into the Great Basin Lab in the morning and set up in a half life experiment. The sample showed an activity of 10,000 counts per minute 9:00 AM What was the activity in counts per minute 24 hours later? Neglect background count.

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