The radioactive half-life of a material is the time for
A)half of an original quantity of the material to decay.
B)its decay rate to reduce to half.
C)both of these
D)neither of these

Question

Quizplus · Accepted Answer

The radioactive half-life of a material is defined as the time it takes for half of the atoms in a given quantity of the material to decay, which also means the decay rate of the material reduces to half during this period.

The Radioactive Half-Life of a Material Is the Time for