In a sample of rock the amount of radioactive carbon is 6-25-1-11460-2-17190-3-22920-4-28650

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Standard XII

Physics

Half Life and Average Life

In a sample o...

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In a sample of rock the amount of radioactive carbon is 6.25%.If the half life of radioactive carbon is 5730 years then estimate the age of rocks ? 1)11460 2)17190 3)22920) 4)28650

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