Assertion: protactinium's number | /r/CapableOf | decrease in one half-life
Facets:
value: from n
type: OTHER
value: to latex]\frac{n}{8}\\[/latex
type: OTHER
value: to latex]\frac{n}{4}\\[/latex
type: OTHER
Source sentences:
text: Therefore, the number of radioactive nuclei decreases from N to [latex]\frac{N}{2}\\[/latex] in one half-life, then to [latex]\frac{N}{4}\\[/latex] in the next, and to [latex]\frac{N}{8}\\[/latex] in the next, and so on.