Seudónimo Seudónimo
  • 25-05-2017
  • Chemistry
contestada

Half-life is _____________
a.constantly changing.
b.half of the lifetime of an unstable nucleus.
c.the time required for one-half of an unstable nuclei to decay.

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Аноним Аноним
  • 25-05-2017
my answer would be b. hope this helps.
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jossengel
jossengel jossengel
  • 25-05-2017
C is your answer.......
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