A cloth fragment is found in an ancient tomb.It contains 71% of the carbon-14 (half-life is 5700 years) that it is assumed to have had initially.How old is the cloth?
A)11,800 years
B)none of these
C)13,500 years
D)11,500 years
E)11,700 years

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The Answer of A cloth fragment is found in an ancient tomb.It contains 71% of the carbon-14 (half-life is 5700 years) that it is assumed to have had initially.How old is the cloth?
A)11,800 years
B)none of these
C)13,500 years
D)11,500 years
E)11,700 years

A Cloth Fragment Is Found in an Ancient Tomb