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OpenStudy (anonymous):
The half-life of carbon-14 is 5,730 years. How many grams of parent material will remain from a 100-gram sample of carbon-14 after 2 half-lives? (2 points) 75 25 12.5 6.25
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OpenStudy (anonymous):
@Ivanskodje
OpenStudy (anonymous):
its 25
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