11.07.2015 Views

Mathematics and Society - OS X Lion Server

Mathematics and Society - OS X Lion Server

Mathematics and Society - OS X Lion Server

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The half-life of a radioactive substance is the time it takes for half of the radioactiveparticles to decay.DURING THE:FIRST HALf,LIF'E 5GOPART!CLIO:SDECAY.t or ORIGINAL LEFTDURING THESECOND HALF­LIFE HALl" OF!!-IE REMAIN­!Me. PARTICl£SOCCAY

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