The nuclide nb decays by beta emission with a half-life of 1.23 hours. the mass of a 97nb atom is 96.908 u. (a) how many grams of "'nb are in a sample that has a decay rate from that nuclide of 456 sl? (b) after 5.04 hours, how many grams of %7nb remain?
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Ответ:
none of them are equal, but B is parallel
Step-by-step explanation:
plug them all into desmos to see