Radioactive dating time change
Earth) and what could happen to Earth in an extreme case, etc.
From Wikipedia, radioactive decay is the process in which an unstable atomic nucleus spontaneously loses energy by emitting ionizing particles and radiation.
We can get absolute ages only if we have rocks from that surface.
It does burn in oxygen, and if you can pass the combusted gas through limewater, the carbon dioxide will turn the limewater milky by producing calcium carbonate.When the number of neutrons is not in balance with the protons then the atom of that particular element is said to be unstable.