He is the best tutor. You should watch his Chemistry videos which are even more amazing.
@haweyes-kh Жыл бұрын
He is good, but Almost no one comment on this video
@paulnador4790 Жыл бұрын
The half time calculations are pretty much straightforward. But why is it so? If we take 2 identical radioactive atoms, there is a chance that one decays after 5 minutes and the other one after 5 million years. They are not identical after all? There is a hidden variable? The atoms have free will?