What Are Isotopes’ Half-Lives And Why Do They Matter?
The fact thatisotopeshave a unequalled half - life-time has proven perhaps human beings ’s most powerful puppet for understanding the mysterious history of our planet . But what is a half - life , how do we use them – and for that matter , what even is an isotope ? The nucleus of an atom is made up of proton and ( aside from mosthydrogen ) neutrons . The number of protons defines what constituent it is : 8 foroxygen , 26 for branding iron , and 79 for atomic number 79 ....