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Carbon-14 has a half-life of 5715 years. If a 2.00g sample of Carbon-14 has decayed for 17145 years, how much of the sample remains?

Carbon-14 has a half-life of 5715 years. If a 2.00g sample of Carbon-14 has decayed for 17145 years, how much of the sample remains?
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Carbon-14 has a half-life of 5715 years. If a 2.00g sample of Carbon-14 has decayed for 17145 years, how much of the sample remains?

User TheSoul
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The sample should have .25 g left. I did it and got the answer
N=0.25g
User Yurez
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