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How much cu-64 would remain after half-life from a 2mg sample after 12 hours?
Updated: 8/21/2019
Wiki User
∙ 7y agoBest Answer
The half life for Cu=64 is 12.7 hours. Thus, 12 hours represents 12/12.7 = 0.945 half lives.
Fraction remaining = 0.5^0.945 = 0.519 remaining
2 mg x 0.519 = 1.04 mg remaining
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∙ 7y agoThis answer is:
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