Question

Radioactive isotope —— is used for determining the age of archeological object.

Uranium-35

Cobalt 60

Iodine -131

Carbon-14

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Answer 1

Answer:

carbon-14

Explanation:

Radiocarbon dating involves determining the age of an ancient fossil or specimen by measuring its carbon-14 content. Carbon-14, or radiocarbon, is a naturally occurring radioactive isotope that forms when cosmic rays in the upper atmosphere strike nitrogen molecules, which then oxidize to become carbon dioxide.