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Chemistry, 13.02.2021 01:00 20jacksone

What is half-life? Half the life of an organism

The time it takes for the radioactivity of a specific isotope to fall to half its original value

The time it takes for a geologist to determine the age of a rock or mineral

The length and organism lived in prehistoric times

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What is half-life? Half the life of an organism

The time it takes for the radioactivity...
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