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[" A) "1],[" 6.In a sample of radiactive...

[" A) "1],[" 6.In a sample of radiactive material the "],[" probability that a particular nucleus will "],[" decay in next "2" hour is "8times10^(-4)" .Find the "],[" half life of the radioactive sample "],[" [Take "ln2=0.693,ln(0.9992)=-8times10^(-4)" ] "]

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