Mathematics, 09.05.2021 07:50 jamccoy3335

300 g of an unknown radioactive substance decays to 112 g after 180 seconds. What is the half-life of this substance? ight now that the noobs are gone, any late nigh peeps still awake?

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300 g of an unknown radioactive substance decays to 112 g after 180 seconds. What is the half-life o...