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An archeological speciment containing .^(14)C gives 40 counts in 5 mintues per gram of carbon.A specimen of freshlycut wood gives 20.3 counts per gram of carbon per minute. The counter used recorded a background count of 5 counts per mintue in absence of any .^(14)C containing sample. What is the age of the speciment? (T_(50) of .^(14)C = 5668 year) |
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