Chemistry

Chemistry, 24.08.2021 21:40, nene3210204

Why is the half-life of a radioisotope important for radioactive dating? A. The half-life forms a type of clock used to calculate time passed.
B. The half-life of a radioisotope tells how long ago the element was
formed.
C. The age of an object is equal to the radioisotope with the longest
half-life in it.
D. The half-life gives the period over which the radioisotope doesn't
change.

Why is the half-life of a radioisotope important for radioactive dating?

A. The half-life forms a

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