Question 139224 of 15 • MO-Earth and Space Science A
A scientist is studying a radioactive element that has a half-life of 63 years. Choose the correct answers from the drop-down menus to complete each statement about the element.
Answer
It will take years for half of the sample to decay.:
63
In 189 years, of the sample will be left.:
one-eighth
Scientists can figure out how old a sample is by multiplying the by the length of the half-life.: