Respuesta :

It is false that ' Each individual candy/isotope is the same and will take the same amount of time to decay ' .

It is impossible to predict when an individual radioactive atom will decay .

The formula of half life day does not describe the exact amount of time that is every single atom experience before became right. The nuclear  reaction follows first order kinetics and have rate constant which is independent of temperature.

The atoms of the same elements , having the same atomic number but different mass numbers is called isotopes .

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