What does a half-life describe?
the rate of ionization of an atom
the rate at which a nuclide decays
the force between the nucleus and electrons
the rate at which a chemical bond forms

Question

What does a half-life describe?
       the rate of ionization of an atom
       the rate at which a nuclide decays
       the force between the nucleus and electrons
       the rate at which a chemical bond forms

jhannybean · Answer

Well, you can surely eliminate C, because it's not a force,

jhannybean · Answer

It has something to do with time and death :P big hint.

jhannybean · Answer

and rate is associated with time :)

anonymous · Answer

thank you (:

jhannybean · Answer

Did you find your answer? :o

anonymous · Answer

not yet but that helps a little

perl · Answer

how can i answer this without giving away the answer :)

jhannybean · Answer

Thats why I said death. Hahaha,

jhannybean · Answer

Well, take batteries for example, when you buy them in the store, their life has been cut in half. Umm... what happens when your tooth rots? what's another word for rotting ?

anonymous · Answer

decay

jhannybean · Answer

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